A good source for used boats is American Boat Listings.  You can search for boats all over the country or do a localized search by State or Zipcode.  For those of you looking to sell a boat, you can list it on their site to get good exposure on the web.

Palm Island Yachts is a yacht and boat brokerage and service company.  They specialize in motoryachts and sportfishing vessels.

Palm Island Yachts has delivery services by licensed captains and mates.

Legendary Marine is a yacht and boat retailer and service center.

They sell and broker Formula, Silverton, Century, Fountain, Luhrs, NauticStar, Pursuit, Cape Horn, Chaparral, Pro_Line, Robalo, Sunseeker, and Contender.

Their service and parts departments cover Mercury and Yamaha outboards, Mercruiser and Volvo sterndrives, Volvo Diesel, Yanmar, Cummins, Caterpillar, Westerbeke and Kohler.  Repairs of air conditioning and heating systems as well as generators and electrical systems.  They also provide fiberglass gel coat repair and detailing services.

Go by Legendary Marine and get into cruising!