This my setup from 2018. There might be better but this is what I was able to get at the time. It works fine. As you practice setting it up it becomes easier. Like anything else, the more you do it....
Blue-ox combo , tow bar and baseplate
https://www.blueoxtowbars.com/products/BX2163-20?gclid=EAIaIQobChMI6s2_8tjp9QIV5waICR1VGA8yEAYYCSABEgJAefD_BwEBrake Buddy 3
https://www.etrailer.com/Tow-Bar-Braking-Systems/Brake-Buddy/HM39494.html?feed=npn&utm_source=google&utm_medium=cpc&utm_campaign=Google%20%7C%20Shop%20-%20Low%20Volume%20-%201700&adgroupid=122586051540&campaignid=10268224789&creative=519192913436&device=c&devicemodel=&feeditemid=&keyword=&loc_interest_ms=&loc_physical_ms=9004553&matchtype=&network=g&placement=&position=&gclid=EAIaIQobChMIxv_e_dnp9QIV5QiICR3c4AiXEAQYAiABEgI2IfD_BwEA blue ox wiring kit for the car from etrailer is $115
or just drill holes in the taillight housing and install a socket with matching bulb for rear lights .
If I feel the need for extra side marker lighting on the toad, I just turn on its parking lights. Run a charge wire to the toad battery . Group those wires to your harness from toad to rv.
My labor was not that much. My total was $3000 in N.H.
a Mechanic and helper took about 3 hrs.
