Drugstore.com sent me an email promising 20% off my total order. I clicked through and shopped. My checkout reflected 20% off--about $22.00. On my invoice after the order was complete, however, showed only a discount of $5.00--!! I immediately tried to cancel the order, but they said they were "unable to cancel." WHAT A RIPOFF!! Now I have to hassle with PayPal for a refund. This is actually the second time something like this has happened with drugstore.com. the first time I thought it was my mistake--this time I know they deliberately ripped me off. read full review »