I just replaced the ridgeline tieouts (I've got Linelocs) on my tarp from paracord to 2.2 Zing-It, and they held perfectly fine for 2 days of some decent breezes at the SEHHA. I've got some 2.0mm brown "trot line" that I use for the other edges, also in Linelocs, and it holds like a dream.

Acer