Random Money-Saving Tips (practical ones), and easy low-cal frozen dessert

I rarely ever purchase printer paper due to this tip (and also use it at work):
Use Backs of School Notices As Scratch Paper

Great tip for squeezing (literally) every last bit of stuff out of... stuff:
Cut Tube Open Before Throwing Away

This is sort of a "duh" tip, but bears repeating. Also a few good ideas on how to do it with limited hassle:
Save Lunch Money Instead of Eating Out

I always forget I want to try to make these, but it's been in the back of my mind for a while. Good substitute for an ice cream sandwich if you like those:
Frozen Graham Cracker Sandwiches