all the tiny moments of waste add up

So I'm having a little trouble with mustering up the organisational skills required to slot back into my normal routine.

Trams, being the junkies they are, require the regular feeding of metcards. Guess what I forgot to buy (and what you can't buy cheaply (or at all, if you don't have coins) on the tram itself)? Houses, once locked, require keys in order to be unlocked and yield up their comforts (said comforts being an empty pantry, but that's entirely beside the point). Guess what I left...