FlexRent
If you rent vacation properties, and are in need of flexible software, FlexRent may be just what you're looking for. FlexRent is the database application that you can modify according to your needs. You can design your own reports, modify the interface, and change what fields are kept in the... FlexRent is developed in Microsoft Access, which is an open database tool that will enable you to adjust and expand FlexRent to meet all of your varied business needs. ... Once you book a vacation spot for your clients, FlexRent will provide you with the means to bill them and track their payment...
http://www.FlexRent.com/files/FlexRtRT.exe - 10Mb - Download - Screenshot