Last week, I received an email from the administrator of a course I had just registered for. The email stated that they had offered me the wrong discount and that I needed to pay an extra $300 to make up the difference. Well. I. Was. Livid. How dare they lure me in with a bait and switch! Their administrative error wasn’t my problem. I signed up at a particular rate, and that was all I was willing to pay. I fired back a strongly worded email saying so. The thing is though, it