Where do i be in motion to bring my interior door cut to size? door size is 30x80, i need 281/2x79

door size is 30x80, i need 281/2x79
Bathroom sealant?
Answers:    Why not just do it yourself? Mark the dimensions next to a pencil, use a circular saw (really easy to use), and cut it to youe desired size. What's the big deal? You may hold to take 3/4 off the sides, instead of 1 1/2 stale a single side, and 1/2 off the top and bottom when dealing with a hollow core door.
Can you give a hand me w/ this?
look within the paper for trim\finish carpenter or handyman. if it was pre-bored for a lock, you will hold to have the hinge edge cut down and re-mortised for hinge. it might be easier to take that one back and instruct a door PRE-FIT with an extra undercut.
For those surrounded by the UK, whats your...
Home Depot? Lowes? Some construction company?