Offer Premium paid Subscription
You should offer a premium version business or professional drivers can subscribe to where there are added premium features . For example features like adding your type of make and model of vehicle so the ETA time is more accurate and takes into consideration your miles per gallon and can include time for gas fill ups and rest stops so the ETA is more accurate. Also more functionality with sharing your location and allowing those you share your location with to request your location if sharing stops working or you close the app accidentally. Also, reports from travel done that can be downloaded into excel or PDF. I'd like to see what side of the road crashes or construction are on. I'd pay for more features and I think others would too