After a year of potty training attempts, this is what we are doing the second time around. And no, we are not doing the 100% guaranteed 3-day method. Spoiler, it doesn't work for 100% of toddlers.
Cleaning Pooperwear – Potty Training Series
I may not have the answers to getting your (or my own) kid to go in the potty, but I do have a step by step guide for cleaning out those treacherous accidents.