Apply clear packing tape onto your foam mold to protect it from glue while pressing.
Water based glue makes maple veneer more flexible. Applying water to tight bends on the top and bottom of the outer two layers will make it easier to achieve tighter bends.
After using your glue filled roller. Do not wash it out. Place it in a ziplok bag. It will last for weeks and be charged with glue for your next build.
Keep unfinished decks out of anywhere there is a lot of heat. The outer layers are prone to cracking. Apply a sealer coat ASAP after sanding your deck.
After purchasing veneers by mail, let your veneers acclimatize to the moisture content of your shop for a couple of days before laminating them into a deck.