2 articles on mapping — guides, reviews and comparisons from the team that measures real lawns.
How-to How to Map Your Lawn With a Navimow (And How Long It Takes) The 10-step Navimow mapping process a dealer actually uses — dock, RTK, perimeter, no-gos, channels — plus honest install times by lawn size. 
How-to 10 Robotic Lawn Mower Mapping Tips (Avoid Costly Mistakes) Mapping makes or breaks a robot mower — most problems trace back to it. 10 tips on dock placement, channels, no-go zones, virtual fences, RTK signal and more. 