Traverse the Web's green patches and you see these eco-friendly tips everywhere: Buy recycled. Buy local. Buy sustainable. Buy organic. Buy nontoxic. Buy biodegradable. Buy fair-trade.
It's easy to forget that the greenest choice of all is to buy less.
The Anti-Advertising Agency has come up with a way to remind us.
Send them a stamped envelope and they'll send you five stickers that you can use to subvert the outdoor advertisements of your choice.