Creating your own french manicure at home! Step 1 put stickers on, step 2 paint white on (a little over sticker), step 3 wait until completely dry and peel off and top with clear coat. Tadaa! Takes practice and be patience.
Wearing glitter polish is such a pain when it comes time to take off. Using Elmer's glue as a base coat will let me wear glitter polish without having to spend hours and nearly a whole bottle of remover to take it off!
Use rubbing alcohol and laser printer images to transfer image to nails. Brilliant! This could be an all-occasion thing. Some themes: pop art, comic book characters... Details here: http://blog.modcloth.com/2012/07/18/nail-klub-get-geek-week-chic-with-diy-nail-transfers/