Last July, we told you about the FTC’s settlement with Herbalife, which made the multilevel marketing company not only restructure how it does business, but also pay $200 million to people who lost money trying to run an Herbalife business. Today, we mailed checks to about 350,000 of them. Are you thinking about a multilevel marketing (MLM) business opportunity? Every year, many people join MLM plans – and many also leave. Before joining any MLM...