Can someone give me a list for things to buy for a Betta Fish?

Bettas MUST have at least a 5 gallon heated and filtered tank. But a ten gallon would make it live for up to 10 years be VERY active show it's fins and be 10x prettier a href="http://www.firsttankguide.net/betta.php" rel="nofollow"http://www.firsttankguide.net/betta.php/a