Good old Martha taught us that rather than buying those ridiculously expensive anti-slip mats for a rug, just turn it over and run a few lines of acrylic-latex caulk every 6 inches or so. Let dry and flip over and your rug wont be going anywhere!
DID YOU KNOW... that you can get a REAL postmarked letter from the North Pole from the USPS? Instructions are here [about.usps.com/news/. letters must be received by Dec.10 to ensure that your 'letters from Santa' get delivered to your little ones by Christmas Day! :)