"TPL, you're wrong about 1. Generally, if you're backing up you're almost always going to be at fault in an accident. From that point of view, it's way better to back into the spot than back out into the street.
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You are correct of course Dorin. I park that way probably out of habit as most times I need to get at the trunk. I happened to drive through a suburb outside TO yesterday, a two cars in every driveway type suburb and I noticed that practically all the cars were parked nose in. At the St Lawrence market in TO I do notice that its about 50% are nose in and 50% nose out