automar car sales extortion orlando Florida

 i purchase a gmc envoy in feb 2013, for down paymen of 2500 down, the deaerl that assist me was name glory. she explain to me that all my down payment would enclude as folow the purchase of the vechicle ,the transfere of tags and taxes also a 2 week payment was included.....when i was ready for my new tag the finance dept said i had to pay 240.00 for the tag i said no the tag was include with the down payment they say now so i was left paying for the tag and not the actual car payment itsel leaving me to be 400 dollars behind in late fee....i have been paying 148 every 2 weeks for my vechile also 120.00 for hteir insurance....leaving me to pay late charges of 400 dollars ....when it was the dealear fault no mine now the want me to pay 1200 where did the 1200 come from when i pay 140.00 ever 2 week..i expan to them this problem is there workers fault...i wanted to talk to the owner they say he not alvalable.....there is no one there to straighen this out...i believe they are riping me off and the threaten to take my truck when im right and they are wrong........if i had know ii had to pay seperate for the tag i would have done so when i puchase or i would have went else where ..this is a rip off trying to extort more money from me thats nigh right i will call channel 9 if thiss not resolved