Buyatimeshare can help you sell or rent your timeshare. If you want to buy or rent we have the largest selection on the internet.. BuyATimeshare.com is an advertising and marketing firm for anyone looking to buy,sell or rent a timeshare by owner. The company has been in business since 2000 and was ranked by Inc. Magazine as one of the fastest-growing,privately held companies in the country,making the prestigious Inc. 5000 list in 2010 and 2011. BuyATimeshare.com also operates Timeshare Pulse,an innovative program designed to help buyers and renters find the timeshare vacation of their dreams.