VSS has been discontinued. Microsoft's solution is TFS and may be free to you if you are an MSDN subscriber. Subversion and Git are both free and very good.
>We are currently using VIsual SourceSafe and VFP 9. We are going to migrate to .Net and SilverLight, and were wondering if you have suggestions for a product to replace Visual SourceSafe.
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>Happy New Year,
>Jerry
Craig Berntson
MCSD, Microsoft .Net MVP, Grape City Community Influencer