Nice to have you onboard with us.
Browse the forums and ask questions. You’ll find lots of members eager to help you.
The popular RV GPS most of us are using is by Garmin. They have units that will account for all dimensions and pertinent info on your MH to guide you. Remember these units are not infallible so double checking is always a good idea.
If you go to the search box, at the top of the page, just input RV GPS and you’ll find lots of discussions on this topic.
Let us know if we can help you.