Man, these guys are great! Here is what my favorite Travel Supreme dealer said:
"There is no easy way. Heat gun and WD40 works about the best we have found. Wipe with WD first let set, heat [be careful not to burn] peel, use more wd to get sticky off.
Does take a lot of ice cold beer to do the job right.
(If its me doing it anyway.)
Tell him to call me and I will trade him one for the the stickers that are not coming off.
I have Dave's phone number so let me know if you need to talk to him,