You can also move stuff around in the trailer if your tongue weight is too high. First time I went to the scales I think our tongue weight was around 16% and we were right at our rear axle limit. A bit of repacking to get tongue weight around 13% and we were in better shape.
2014 Jayco Swift 281BHS
2015 F250 XLT 4x4 Crew Cab, Short box, 6.2 gas
Solar powered! The trailer not the truck!