By this he means a few hours. Or atleast he should mean a few hours. And yes VHT is the can tint. get clear as well, theres a DIY on here how to do it, i sugggest you use it. I used it did my own tails and witha couple tips from guys on here mine look great. Its a no brainer bro its all about prep and taking your timeYea.. Why pay for tinted ones when in just a few minutes and barely any effort you can do it yourself?
EDIT - And film will look like shit9.5 times out of 10. do light coats all around, the shape wont cause problems unless youre pouring really thick coats on, causing a run. In allseriousness its alot easier than it sounds. i was sketched out when i considered doing mine. Its worth it, trust