Try spritzing the inside of your candle holders/votive cups, etc. with a little non-stick spray before you put in a new candle and light it. The clean up from the wax is a snap!
How do you remove wax from candle stick holders?
Cleaning Candle Wax from Upholstery
Uses for Awesome Cleaner from Dollar General
Cleaning Candle Wax from a Tablecloth
Cleaning Candle Wax from Walls
Adding Vinegar to Your Humidifier
Cleaning Candle Wax from Hardwood Floors