Having now been able to get down Oxford St, here's one I knocked up for some friends of Regent St. Will replace my non-festive one with another from the trip:
Printed out on 1200x210mm banner paper and put up on the wall in the residents lounge (I usually use the paper for printing model railway backscenes)
Last year my online advent calendar was a series of profile pics made out of shots from local retailers' xmas displays. This year I've gone for an iterative facebook banner decorated with things I created myself in photoshop, but I had to do something with these wee knitted elves so this is my e-card for those family and friends with smalls....