Site: nolo.com
... Use .net, .org, .biz, .info
If you're like most businesses, you want .com at the end of your domain ... But as you may have surmised by now, many .com names are unavailable. ... registrars will even prompt you with the .net, .biz, .info or .org choices after they tell you that your .com ... caution note below to learn about the dangers of using a different suffix with a name that is already a .com ... Spell Trouble
The fact that a slightly different name is available, or that a name is not available as .com ...