1. Most writers probably already know this, but I didn't, so I thought I'd pass it on:
Never write in any tense other than the one you're going to be happy with. I've just had to change thousands of words from the present tense into the past tense(s) . I'd forgotten how many irregular verbs there are in English, and in any case, it's an extremely tedious task.
2. For a sprained ankle or swollen foot, nothing beats one of those cold wine cuffs. Not even frozen peas. I won't bore anyone with the horrible accident which necessitated the use of said cuff, but I thought I'd pass on the tip.