If your Ex is sane, then remarraige won't affect parenting time/custody/ex-dealing stuff much
Then again, if your Ex was sane, you may not have been on these boards in the first place.
Some NJ-Ex's up their game if they see you being happy or whatnot.
Even in the best of circumstances, it means some close-working with your kids on some things (there's a reason the Parent Trap movies did well).
And The Brady Bunch isn't an instructional video.
In the best of circumstances, mixing families is harrrrrrd.
I know several guys personally that are in the "never gonna get married again" thing. And they have very logical reasoning why too. (and more than just rockin' the Tinder several nights a week)
Methinks there's a piece of us that's wired for connection. Whether online, softball team, or whatever, humans just go for that in some shape in different ways/levels. There's some reason why our species has gravitated for the marriage thing over the millennia.
Whether you rent, lease, or buy, you're still paying for it.
Be sure to watch the training video on YouTube "Hot-crazy-matrix"