Free Reid Light Set with any purchase, big or small, with Reid in store or online until this Sunday 5pm only. EDIT: Extended till 11pm Monday!
Get $10 off with a minimum of $50. I've not used it myself but I got these in my email as part of subscribing to their newsletter.
E20 still works for me as at 14th April 2014. Got $20 off my order. Note: there appears to be a $100 minimum spend on a single item with this coupon code. See this comment.