We've all been there - it could be Valentine's Day, it could be mother's day, it could be any number of occasions when some sort of thoughtful gift is required but you just can't think what it could be. It's easy to end up putting the decision off until the very last minute. Of course, looking like you've given the matter some thought is imperative, which is why that time honored solution - the hastily selected bouquet of manky looking flowers from a petrol station on the way home, is rarely a good idea.