Nope, that's what we do, only we use the c- type comment, makes it much easier to read in my opinion:

/*
  
   This is a comment line.
   And another 

   and some more....

*/

>I would like to write some comments at the top of the .cs file, in the space between last "using System. ..." and "namespace myproject". For example, the comment will look something like:
>
>

>using System.Data;
>
>// Rev. History:
>//                99/99/9999
>//                Comment about change
>
>namespace MyProject
>{
>
>// Classes
>
>

>
>Does anybody see any possible problem with this approach?
>
>Thank you.