Everything that works in sales has been done already. Just keep track of the crap that you buy, or the awesome stuff that you buy, and decide what was the trigger, and then just sell to people like you. It's really that easy - and that's what I do.
“Britain is not in the single currency, and we're not going to be. But we all need the eurozone to have the right governance and structures to secure a successful currency for the long term.”