Use Old Magazines to Keep Glass Paint-Free: Who needs tape? Before painting window panes, wet the edges of magazine pages and press them onto the panes, edges against the panes. After painting, the paper peels off easily.
Restore scratched and worn wood. Another pinner says: for watermarks - mix a thick paste of olive oil and salt and rub onto the wood - leave it for about 30 minutes. The salt draws out the moisture and the oil feeds the wood. Used this many, many times!
DIY Filing cabinet makeover - epoxy to attach cheap frames from walmart, painted entire thing using homemade chalk paint in swiss coffee color, then added new hardware and finished it with minwax paste wax to guard against scuffs and scratches.