When I had my Shetland, I used garage floor paint (cheap) then sprinkle sand over (semi) wet paint for drip.
Mobile mechanic, that depends on where you are, I'm sure each one here can recommend at least one, but does he cover your area?
Look at the links/sponser page, there are some local companies who do prices as keen as some net based companies, not to mention sometimes it's good to use club sponsers.......
Wiring
Sea screws: all sort on or off decks, metal or plastic
Washing, cleaning and detailing