IFS makes for a smoother ride on pavement and that's how it's set up in full size trucks but...
-- really bad articulation
-- expensive to lift (especially if you just want a small lift)
-- poor...

re: camping
As a bonus they often leak if they're not on just right. Plus the windows don't have drip rails and gutters so they leak too.
If you're serious about camping build a slide-in box (a...

My previous post on the subject