Originally Posted by 5 hole
I have found when I put the stab jacks down and 'lift' the trailer a bit to achieve level that my door would go out of square and be hard to close. If I back off on the stab jacks a bit, it would help...
That's a good point, but not quite what you're saying - you shouldn't use the stabilizer jacks for leveling.
If you're using the stabilizer jacks for leveling, it can cause twist to your camper which can cause doors to jamb such as this.