My car was advertised $5000. I paid online $2000 d...

My car was advertised $5000. I paid online $2000 down. Arrived to pickup up got home to discover they upped price to $7100 and paid no money on taxes so i had to pay $460 to register and still owed $5100 so it looks like ill have to sue. Do not trust these people. Also did not fix suspension