What are the conspiracies behind online earning?
In fact, this attractive way is very popular. Most of them are made by taobao guest, online merchants and so on. Your data group is still in an attractive period, people are not full and unstable. At that time, the group owners should start selling information and advertising. Actually, it's not a scam, but you've all been used by the group owners. In short, keep your eyes open, and no scam can make you biased.