We have lots of people that create detailed maps for golf courses that are used in customer facing sites and for maintenance purposes. It is a proven business.
Start small. Use Map Pilot to do a small open field area that will take 60 images or so. Then process those for free.
The sharable and embeddable public URLs are able to do measurements right in the browser. No Photoshop work is required.
Maps Made Easy does not allow for slope measurements in the browser. GIS software is required to do that and is a little more involved. We recommend QGIS for the processing of our DEM output. Here is a link to an article that would be useful: