[Andrew Schreiber]

If your bed isn't enclosed you might have a bad time. That is the biggest issue with warping in my experience. You can also mitigate it by printing with rafts on or by adding circles to the corners and then cutting them off after the print. With ABS there's always going to be a little warping, if you can't tolerate the warping consider doing secondary operations on the part (be mindful of wall thickness and infill here.