diff --git a/Octokit.Reactive/Clients/IObservableRepositoryCommitsClients.cs b/Octokit.Reactive/Clients/IObservableRepositoryCommitsClients.cs
index 2cc9c479..9624cabf 100644
--- a/Octokit.Reactive/Clients/IObservableRepositoryCommitsClients.cs
+++ b/Octokit.Reactive/Clients/IObservableRepositoryCommitsClients.cs
@@ -3,6 +3,12 @@ using System.Diagnostics.CodeAnalysis;
 
 namespace Octokit.Reactive
 {
+    /// <summary>
+    /// A client for GitHub's Repository Commits API.
+    /// </summary>
+    /// <remarks>
+    /// See the <a href="http://developer.github.com/v3/repos/commits/">Repository Commits API documentation</a> for more information.
+    /// </remarks>
     public interface IObservableRepositoryCommitsClient
     {
         /// <summary>
@@ -12,7 +18,7 @@ namespace Octokit.Reactive
         /// <param name="name">The name of the repository</param>
         /// <param name="base">The reference to use as the base commit</param>
         /// <param name="head">The reference to use as the head commit</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IObservable{CompareResult}"/> of <see cref="CompareResult"/> for the specified references.</returns>
         [SuppressMessage("Microsoft.Naming", "CA1716:IdentifiersShouldNotMatchKeywords", MessageId = "base")]
         IObservable<CompareResult> Compare(string owner, string name, string @base, string head);
 
@@ -22,7 +28,7 @@ namespace Octokit.Reactive
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="reference">The reference for the commit</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IObservable{CompareResult}"/> of <see cref="GitHubCommit"/> for the specified commit SHA.</returns>
         [SuppressMessage("Microsoft.Naming", "CA1716:IdentifiersShouldNotMatchKeywords", MessageId = "Get",
             Justification = "Method makes a network request")]
         IObservable<GitHubCommit> Get(string owner, string name, string reference);
@@ -32,7 +38,7 @@ namespace Octokit.Reactive
         /// </summary>
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IObservable{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         IObservable<GitHubCommit> GetAll(string owner, string name);
 
         /// <summary>
@@ -41,7 +47,7 @@ namespace Octokit.Reactive
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="options">Options for changing the API response</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IObservable{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         IObservable<GitHubCommit> GetAll(string owner, string name, ApiOptions options);
 
         /// <summary>
@@ -50,7 +56,7 @@ namespace Octokit.Reactive
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="request">Used to filter list of commits returned</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IObservable{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         IObservable<GitHubCommit> GetAll(string owner, string name, CommitRequest request);
 
         /// <summary>
@@ -60,7 +66,7 @@ namespace Octokit.Reactive
         /// <param name="name">The name of the repository</param>
         /// <param name="request">Used to filter list of commits returned</param>
         /// <param name="options">Options for changing the API response</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IObservable{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         IObservable<GitHubCommit> GetAll(string owner, string name, CommitRequest request, ApiOptions options);
 
         /// <summary>
@@ -69,7 +75,7 @@ namespace Octokit.Reactive
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="reference">The repository reference</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IObservable{GitHubCommit}"/> of <see cref="string"/> for the specified repository reference.</returns>
         IObservable<string> GetSha1(string owner, string name, string reference);
     }
 }
diff --git a/Octokit.Reactive/Clients/ObservableRepositoryCommitsClients.cs b/Octokit.Reactive/Clients/ObservableRepositoryCommitsClients.cs
index 3304e261..e852827b 100644
--- a/Octokit.Reactive/Clients/ObservableRepositoryCommitsClients.cs
+++ b/Octokit.Reactive/Clients/ObservableRepositoryCommitsClients.cs
@@ -4,6 +4,12 @@ using Octokit.Reactive.Internal;
 
 namespace Octokit.Reactive
 {
+    /// <summary>
+    /// A client for GitHub's Repository Commits API.
+    /// </summary>
+    /// <remarks>
+    /// See the <a href="http://developer.github.com/v3/repos/commits/">Repository Commits API documentation</a> for more information.
+    /// </remarks>
     public class ObservableRepositoryCommitsClient : IObservableRepositoryCommitsClient
     {
         readonly IConnection _connection;
@@ -24,7 +30,7 @@ namespace Octokit.Reactive
         /// <param name="name">The name of the repository</param>
         /// <param name="base">The reference to use as the base commit</param>
         /// <param name="head">The reference to use as the head commit</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IObservable{CompareResult}"/> of <see cref="CompareResult"/> for the specified references.</returns>
         public IObservable<CompareResult> Compare(string owner, string name, string @base, string head)
         {
             return _commit.Compare(owner, name, @base, head).ToObservable();
@@ -36,7 +42,7 @@ namespace Octokit.Reactive
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="reference">The reference for the commit</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IObservable{CompareResult}"/> of <see cref="GitHubCommit"/> for the specified commit SHA.</returns>
         public IObservable<GitHubCommit> Get(string owner, string name, string reference)
         {
             Ensure.ArgumentNotNullOrEmptyString(owner, "owner");
@@ -51,7 +57,7 @@ namespace Octokit.Reactive
         /// </summary>
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IObservable{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         public IObservable<GitHubCommit> GetAll(string owner, string name)
         {
             Ensure.ArgumentNotNullOrEmptyString(owner, "owner");
@@ -66,7 +72,7 @@ namespace Octokit.Reactive
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="options">Options for changing the API response</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IObservable{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         public IObservable<GitHubCommit> GetAll(string owner, string name, ApiOptions options)
         {
             Ensure.ArgumentNotNullOrEmptyString(owner, "owner");
@@ -82,7 +88,7 @@ namespace Octokit.Reactive
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="request">Used to filter list of commits returned</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IObservable{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         public IObservable<GitHubCommit> GetAll(string owner, string name, CommitRequest request)
         {
             Ensure.ArgumentNotNullOrEmptyString(owner, "owner");
@@ -99,7 +105,7 @@ namespace Octokit.Reactive
         /// <param name="name">The name of the repository</param>
         /// <param name="request">Used to filter list of commits returned</param>
         /// <param name="options">Options for changing the API response</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IObservable{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         public IObservable<GitHubCommit> GetAll(string owner, string name, CommitRequest request, ApiOptions options)
         {
             Ensure.ArgumentNotNullOrEmptyString(owner, "owner");
@@ -115,7 +121,7 @@ namespace Octokit.Reactive
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="reference">The repository reference</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IObservable{GitHubCommit}"/> of <see cref="string"/> for the specified repository reference.</returns>
         public IObservable<string> GetSha1(string owner, string name, string reference)
         {
             Ensure.ArgumentNotNullOrEmptyString(owner, "owner");
diff --git a/Octokit/Clients/IRepositoryCommitsClient.cs b/Octokit/Clients/IRepositoryCommitsClient.cs
index 33c7b877..bb1f24dd 100644
--- a/Octokit/Clients/IRepositoryCommitsClient.cs
+++ b/Octokit/Clients/IRepositoryCommitsClient.cs
@@ -19,7 +19,7 @@ namespace Octokit
         /// <param name="name">The name of the repository</param>
         /// <param name="base">The reference to use as the base commit</param>
         /// <param name="head">The reference to use as the head commit</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="CompareResult"/> for the specified references.</returns>
         [SuppressMessage("Microsoft.Naming", "CA1716:IdentifiersShouldNotMatchKeywords", MessageId = "base")]
         Task<CompareResult> Compare(string owner, string name, string @base, string head);
 
@@ -29,7 +29,7 @@ namespace Octokit
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="reference">The reference for the commit (SHA)</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="GitHubCommit"/> for the specified commit SHA.</returns>
         [SuppressMessage("Microsoft.Naming", "CA1716:IdentifiersShouldNotMatchKeywords", MessageId = "Get",
             Justification = "Makes a network request")]
         Task<GitHubCommit> Get(string owner, string name, string reference);
@@ -39,7 +39,7 @@ namespace Octokit
         /// </summary>
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IReadOnlyList{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         Task<IReadOnlyList<GitHubCommit>> GetAll(string owner, string name);
 
         /// <summary>
@@ -48,7 +48,7 @@ namespace Octokit
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="options">Options for changing the API response</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IReadOnlyList{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         Task<IReadOnlyList<GitHubCommit>> GetAll(string owner, string name, ApiOptions options);
 
         /// <summary>
@@ -57,7 +57,7 @@ namespace Octokit
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="request">Used to filter list of commits returned</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IReadOnlyList{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         Task<IReadOnlyList<GitHubCommit>> GetAll(string owner, string name, CommitRequest request);
 
         /// <summary>
@@ -67,15 +67,16 @@ namespace Octokit
         /// <param name="name">The name of the repository</param>
         /// <param name="request">Used to filter list of commits returned</param>
         /// <param name="options">Options for changing the API response</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IReadOnlyList{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         Task<IReadOnlyList<GitHubCommit>> GetAll(string owner, string name, CommitRequest request, ApiOptions options);
+
         /// <summary>
         /// Get the SHA-1 of a commit reference
         /// </summary>
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="reference">The repository reference</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="string"/> for the specified repository reference.</returns>
         Task<string> GetSha1(string owner, string name, string reference);
     }
 }
diff --git a/Octokit/Clients/RepositoryCommitsClient.cs b/Octokit/Clients/RepositoryCommitsClient.cs
index 1e3a64e8..33afcebd 100644
--- a/Octokit/Clients/RepositoryCommitsClient.cs
+++ b/Octokit/Clients/RepositoryCommitsClient.cs
@@ -23,7 +23,7 @@ namespace Octokit
         /// <param name="name">The name of the repository</param>
         /// <param name="base">The reference to use as the base commit</param>
         /// <param name="head">The reference to use as the head commit</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="CompareResult"/> for the specified references.</returns>
         public Task<CompareResult> Compare(string owner, string name, string @base, string head)
         {
             Ensure.ArgumentNotNullOrEmptyString(owner, "owner");
@@ -40,7 +40,7 @@ namespace Octokit
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="reference">The reference for the commit (SHA)</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="GitHubCommit"/> for the specified commit SHA.</returns>
         public Task<GitHubCommit> Get(string owner, string name, string reference)
         {
             Ensure.ArgumentNotNullOrEmptyString(owner, "owner");
@@ -55,7 +55,7 @@ namespace Octokit
         /// </summary>
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IReadOnlyList{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         public Task<IReadOnlyList<GitHubCommit>> GetAll(string owner, string name)
         {
             Ensure.ArgumentNotNullOrEmptyString(owner, "owner");
@@ -70,7 +70,7 @@ namespace Octokit
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="options">Options for changing the API response</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IReadOnlyList{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         public Task<IReadOnlyList<GitHubCommit>> GetAll(string owner, string name, ApiOptions options)
         {
             Ensure.ArgumentNotNullOrEmptyString(owner, "owner");
@@ -78,14 +78,14 @@ namespace Octokit
 
             return GetAll(owner, name, new CommitRequest(), options);
         }
-        
+
         /// <summary>
         /// Gets all commits for a given repository
         /// </summary>
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="request">Used to filter list of commits returned</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IReadOnlyList{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         public Task<IReadOnlyList<GitHubCommit>> GetAll(string owner, string name, CommitRequest request)
         {
             Ensure.ArgumentNotNullOrEmptyString(owner, "owner");
@@ -102,7 +102,7 @@ namespace Octokit
         /// <param name="name">The name of the repository</param>
         /// <param name="request">Used to filter list of commits returned</param>
         /// <param name="options">Options for changing the API response</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="IReadOnlyList{GitHubCommit}"/> of <see cref="GitHubCommit"/>s for the specified repository.</returns>
         public Task<IReadOnlyList<GitHubCommit>> GetAll(string owner, string name, CommitRequest request, ApiOptions options)
         {
             Ensure.ArgumentNotNullOrEmptyString(owner, "owner");
@@ -118,7 +118,7 @@ namespace Octokit
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="reference">The repository reference</param>
-        /// <returns></returns>
+        /// <returns>A <see cref="string"/> for the specified repository reference.</returns>
         public Task<string> GetSha1(string owner, string name, string reference)
         {
             Ensure.ArgumentNotNullOrEmptyString(owner, "owner");