Imagine this scenario: You get contacted by a company who want you to be in charge of the SEO. May it be consulting or doing some actual work ( you outsource, obviously.) Clothing store, musician, porn - anything and everything! Template: Type of business: Reasons: For me: Type of businesses: Poker sites & porn Reason: Those are so over crowded and almost impossible to get good rank. White hat way - at least. Now you go!