Can I stack a topsy turvy cake with 10", 8" and 6" tiers, or do I need a bigger size difference between tiers?

Thanks!

Try this link, it should answer your questions.

http://cakecentral.com/cake-decorating-ftopict-587795.html

Thanks!

I've done a couple 6/8/10 tiers in topsy turvy and have had no problems.