If you are building your solution on SQL Server and need a testing voucher to join the Microsoft Partner Program, you can join the Innovate On service to receive a number of benefits.
Complimentary testing voucher good for US$250 off the Microsoft SQL Server 2005 Platform Test for ISV Solutions (available for first 100 participants)
Discounted rates on adCenter keyword advertising (if you're based in the relevant geography)
Prominent placement in Microsoft product catalogs - a valuable source for leads
For more information visit http://www.innovateon.com/product_sqlserver.aspx