Would a fiberglass outside garage door need to be painted or sealed?

Yes, you can, but only if you know your nail polish is completely dry. Wait at least a half-hour, maybe longer.

Yes, but you need to prepare the substrate before fiberglassing the pond. It can be done by sanding the surface and washing the surface beforehand.

Keep an eye on the lubrication from time to time if you have a chain or other similar mechanism, since occasional lubrication can prevent rust. Make sure you lubricate the...

Whatever your local authorities say. Quite a few variances may be needed, along with a lawyer.

No. Don't store food in your garage. You should divide the contents of your crock pot into 2-3 smaller containers, preferably covered.

Actually, there is no type of such phenomenon. We should never believe in superstitious things. You can use any door.

I say you should use only one, especially if you don't have enough money for two. Just wash them thoroughly after every use so your makeup doesn't mix!