Chuck, For the most part, yes. But, at a minimum, you should read-up on the changes to FileMaker 11 behavior and test thoroughly before deploying in a production environment. FileMaker Server 11 and FileMaker Server 11 Advanced release notes: http://bit.ly/atZt7e Miscellaneous behavior changes in FileMaker Server 11: http://bit.ly/bosd4l Regards, Lee. ================= Binary Assist 220 Gaines Oak Way Suwanee, GA 30024 Voice: (678) 313-5604 Internet: [log in to unmask] Website: www.binaryassist.com FileMaker Certified Developer On May 2, 2010, at 9:04 AM, Chuck Pelto wrote: > ....offer up FMP 10 files without difficulties? >