Ease-of-use, ability to do everything off your phone, and the 24/7 access to the entire client base at the tip of your fingers will help you prevent scheduling conflicts, improve revenue.
It's very easy to use and the app works perfectly. Reasonably priced service as well.
I feel like it makes my job a lot easier. Keeping track of who owes what and how and what they paid. The route tool makes it where a lot of the aspects of the job are almost on autopilot.