Complaint Review: Market Trends Home Business Program

They sent me a flier in the mail offering a business I could operate from home. They said send cash, a check, or a money order for $37, and allow 3 weeks for delivery. Also, they stated in the order form "For Fedex or Priority Delivery, Add $10 And Check Here," after which there was a box to check and YH-18-9" and a copyright statement. The statement said "Copyright 2018, Market Trends. All Rights Reserved. I sent them a check in the mail so that I could check with my bank online whether or not they cashed it. The check was dated 11/11/2018, and mailed the next day Today is December 16th, and they have still not cashed my check