A short, easy to remember name playing on the word "bust".
Bustz has only five letters and only one syllable. Mono-syllable names are exceptionally rare and very valuable. Established brands using one syllable names include Dell, Path and Shell.
Bustz.com is a .com domain. Dot com domains are the most sought after top-level-domain in the world, used by famous websites like twitter.com. When you own a .com, it is much easier to rank for your own name in search engines.