update the README files

jhonatantirado · Jul 26, 2018 · 1a70151 · 1a70151
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diff --git a/examples/csharp/Helloworld/README.md b/examples/csharp/Helloworld/README.md
@@ -3,9 +3,6 @@ gRPC in 3 minutes (C#)
 
 BACKGROUND
 -------------
-This is a different version of the helloworld example, using the dotnet sdk
-tools to build and run.
-
 For this sample, we've already generated the server and client stubs from [helloworld.proto][].
 
 Example projects in this directory depend on the [Grpc](https://www.nuget.org/packages/Grpc/)
@@ -15,17 +12,19 @@ which have been already added to the project for you.
 PREREQUISITES
 -------------
 
-- The [.NET Core SDK](https://www.microsoft.com/net/core).
+- The [.NET Core SDK](https://www.microsoft.com/net/core) (version 2+ is recommended)
+
+You can also build the example directly using Visual Studio 2017, but it's not a requirement.
 
 BUILD
 -------
 
-From the `examples/csharp/helloworld-from-cli` directory:
-
-- `dotnet restore Greeter.sln`
+From the `examples/csharp/Helloworld` directory:
 
 - `dotnet build Greeter.sln`
 
+(if you're using dotnet SDK 1.x you need to run `dotnet restore Greeter.sln` first)
+
 Try it!
 -------
 

diff --git a/examples/csharp/HelloworldLegacyCsproj/README.md b/examples/csharp/HelloworldLegacyCsproj/README.md
@@ -3,6 +3,11 @@ gRPC in 3 minutes (C#)
 
 BACKGROUND
 -------------
+This is a different version of the helloworld example, using the old-style .csproj
+files supported by VS2013 and VS2015 (and older versions of mono).
+You can still use gRPC with the old-style .csproj files, but using the new-style
+.csproj projects (supported by VS2017 and dotnet SDK) is recommended.
+
 For this sample, we've already generated the server and client stubs from [helloworld.proto][].
 
 Example projects depend on the [Grpc](https://www.nuget.org/packages/Grpc/), [Grpc.Tools](https://www.nuget.org/packages/Grpc.Tools/)
@@ -28,7 +33,7 @@ BUILD
 # Using Monodevelop or Xamarin Studio
 
 The nuget add-in available for Xamarin Studio and Monodevelop IDEs is too old to 
-download all of the nuget dependencies of gRPC. One alternative to is to use the dotnet command line tools instead (see [helloworld-from-cli]).
+download all of the nuget dependencies of gRPC.
 
 Using these IDEs, a workaround is as follows:
 * Obtain a nuget executable for your platform and update it with
@@ -62,6 +67,5 @@ Tutorial
 
 You can find a more detailed tutorial in [gRPC Basics: C#][]
 
-[helloworld-from-cli]:../helloworld-from-cli/README.md
 [helloworld.proto]:../../protos/helloworld.proto
 [gRPC Basics: C#]:https://grpc.io/docs/tutorials/basic/csharp.html