What is recommended for annual maintenance on a gasoline powered boat?

Before launching your vessel at a boat ramp where should park to load your gear and equipment? What do US navy submarines have to navigate underwater? What is a character rig? What should the anchor line be secured to before the anchor is thrown over the side of a vessel? What is another word for wharves? How many submarines does Bangladesh navy have in store now? What should you do to avoid a boating collision? What are the penalty rules for the America's cup? How did the new type of sailing ships affect overseas exploration? Is cruise ship wars a real game? What must a person 12 to 15 years of age have in order to legally operate a boat? Can a minor own a boat? All vessels must have one life jacket for each person on board Which vessels also must have one Type IV throwable PFD on board? Celebrity Cruises for Teens? Where on a boat are regestration numbers placed? Which travel agencies offer Transatlantic cruises? A boat travels due east for a distance of 15 miles it then travels due north for a distance of 20 miles at which point it drops anchor How many miles is the boat from its starting point? What was the name of the boat where they were to find Charles Lindbergh baby? When did the first boat make it over the Panama Canal? How much do boat dealers earn monthly?