I drilled out the corners, and gnawed the straight edges out using a utility knife.
Soldering I am usually at about 600°
I clean the parts, place some flux, and put a bit of
solder on the iron tip, then touch it to the joint and let solder flow into place.
I use silver solder for major components, and electrical solder for small quick joints.
The decals are Micromark Paper. Arial font.
I took a large brand stripe off the USCG website, and copied it, and
placed and reversed the logo for each side of the boat.