|  | @@ -9,16 +9,17 @@ PREREQUISITES
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				|  |  |  -------------
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				|  |  |  
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				|  |  |  This requires Ruby 2.1, as the gRPC API surface uses keyword args.
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				|  |  | -
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				|  |  |  If you don't have that installed locally, you can use [RVM](https://www.rvm.io/) to use Ruby 2.1 for testing without upgrading the version of Ruby on your whole system.
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				|  |  | +RVM is also useful if you don't have the necessary privileges to update your system's Ruby.
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				|  |  |  ```sh
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				|  |  | -$ command curl -sSL https://rvm.io/mpapis.asc | gpg --import -
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				|  |  | +$ # RVM installation as specified at https://rvm.io/rvm/install
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				|  |  | +$ gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3
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				|  |  |  $ \curl -sSL https://get.rvm.io | bash -s stable --ruby=ruby-2.1
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				|  |  |  $
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				|  |  |  $ # follow the instructions to ensure that your're using the latest stable version of Ruby
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				|  |  |  $ # and that the rvm command is installed
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				|  |  |  ```
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				|  |  | -- Make sure your run `source $HOME/.rvm/scripts/rvm` as instructed to complete the set up of RVM
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				|  |  | +- *N.B* Make sure your run `source $HOME/.rvm/scripts/rvm` as instructed to complete the set-up of RVM.
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				|  |  |  
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				|  |  |  INSTALL
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				|  |  |  -------
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				|  | @@ -28,8 +29,8 @@ INSTALL
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				|  |  |  - *Temporary* 
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				|  |  |    - Install the full gRPC distribution from source on your local machine
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				|  |  |    - Build gRPC Ruby as described in [installing from source](https://github.com/grpc/grpc/blob/master/src/ruby/README.md#installing-from-source)
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				|  |  | -  - update path: in [Gemfile](https://github.com/grpc/grpc-common/blob/master/ruby/Gemfile) to refer to src/ruby within the gRPC directory
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				|  |  | -  - N.B: this is necessary until the gRPC ruby gem is published
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				|  |  | +  - update `path:` in [Gemfile](https://github.com/grpc/grpc-common/blob/master/ruby/Gemfile) to refer to src/ruby within the gRPC directory
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				|  |  | +  - N.B: these steps are necessary until the gRPC ruby gem is published
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				|  |  |  - Use bundler to install
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				|  |  |  ```sh
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				|  |  |  $ # from this directory
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