Even if you are now simply giving guided tours or activities, there may come a time when you will want to expand your business offerings to include rentals such as bikes, kayaks, boats, and other services. Make certain that the online booking system you pick can scale to meet the needs of your expanding organization. For example, during the buying and checkout process, you may wish to add equipment rental choices for clients. Look for a program that provides a plethora of alternatives for easily customizing experiences and implementing add-ons.