Report issues reported as MsBuild warnings to a TFS pull request and limit number of comments to ten:

 var settings =
         new ReportIssuesToPullRequestSettings(@"C:\repo")
         {
             MaxIssuesToPost = 10
         };

     ReportIssuesToPullRequest(
         issues,
         TfsPullRequests(
             new Uri("http://myserver:8080/tfs/defaultcollection/myproject/_git/myrepository"),
             "refs/heads/feature/myfeature",
             TfsAuthenticationNtlm()),
         settings));