Ok here's a true story that actually happened. (warning: long)
Scammer - Kawaiiwolfiee
Me - Me
Kawaiiwolfiee: double your items my den!
Me: -goes to den-
Kawaiiwolfiee: -gets there- ok whos first?
Jammer: i'll go
Kawaiiwolfiee: ok trade me what you want to double (he had a mat on trade)
Jammer: ok -trades globe and something else i cant remember-
Kawaiiwolfiee: -accepts-
Later..
Me: i'll go :)
Me: i want to double my rare spike
Me: -recieves a few JAGs saying not to do it-
Kawaiiwolfiee: ok trade it
Me: -trades necklace-
Kawaiiwolfiee: -declines-
Me: -acts like i did trade my spike-
Long story short, I trolled a scammer and stuff.