rewords the README

README.md

@@ -52,7 +52,7 @@ Port 3000 in the host computer is forwarded to port 3000 in the virtual machine.
 
 ## What's Next
 
-Once the virtual machine is built, you generally want to configure Git:
+The first time you log into the box you generally want to configure Git:
 
     git config --global user.name "John Doe"
     git config --global user.email johndoe@example.com
@@ -61,7 +61,7 @@ set up your SSH keys, and clone your fork.
 
 ## Virtual Machine Management
 
-Once you are done just log out with `^D` and suspend the virtual machine
+When done just log out with `^D` and suspend the virtual machine
 
     vagrant suspend