RougeFemme writes: There are more than two dozen companies that sell fake Twitter accounts. Those that sell them claim to make up to one million dollars per week. Two Italian security researchers estimate that there are as many as 20 million fake Twitter follower accounts. It's very difficult to tell the different between fake and real Twitter accounts. "Some fake accounts look even better than real accounts do.” Software exists that can create up to 100,000 Twitter accounts in 5 days.