So do any colour but your original.I think going cold turkey isn't a very structured way to do it and thus many people fail because they see how much faster their original color is.. My way you never need to be tempted because u are not ever doing your original color.
Damn it no! That is not what CN is about! Don't pre-chose your cross, go with the best cross available.Challenge accepted.
To decide what cross to do, I'm just going to do what the last move is (always scramble white top green front. Let's say last few move is B, I'd do green.)