Yip, you could actually be removed from a FF program. If you think you want to scam the system, think again. In essence, scamming the system is like stealing–using a service you didn’t pay for or earn the points for.
It’s not unheard of, and it’s worth knowing what you should look out for.
Source: 5 Ways to Get Kicked Out of a Frequent Flyer Program – SmarterTravel.com