Welcome to the forum and congrats on your new coach!
You first step should be accessing Ed Felker's excellent crowd sourced manual for Axis and Vegas. Here's the link:
https://1drv.ms/w/s!AiYx6DLSeiiP6UNyy_VYGDO0BW6L Page 26 has a Pre Delivery Inspection worksheet. Priceless! (Take a video, you'll forget things!)
Can you give us an idea of the savings you got by purchasing from RV One? They have advertised direct from factory savings for years. They are in Albany, Buffalo, Des Moines, Orlando and Tampa.
Here's to countless happy times with your new coach!