Cany anyone explaing the differences between the 2. How many records or is the size able to hold in Access? I have been told up to 100MB but only with about 10 concurrent users whereas SQL server is about 30,000 concurrent users...Does this sound right?<BR><BR>I am also wondering what is the best way to convert an access DB into sql server. Please don't tell me I need enterprise manager as, I cant quite afford it. NO, not even the developers edition.<BR>Any help is greatly appreciated?