While it is an interesting alternative for teachers to have the option of selling their lesson plans, realistically the culture of teachers nationwide is one of sharing, not selling.
Ten years ago my student, went off to Princeton with a goal of working on Wall Street. It took only one summer of Wall Street work for him to realize that was not where he wanted to spend his life.
I consider myself an experienced Black Friday shopper, having gotten up at 4 am the day after Thanksgiving for years to shop the bargains. But I have never seen a Black Friday like the one today.