SeriousTeachers.com – crooks sitting pretty somewhere on the Pacific Timeline, probably California (according to their email script).
Very sloppy course material, not fit for teaching ESL at all. The topics are scattered in a non-sensical way, are ridled with mistakes and typos; just very unsatisfactory.
When I reached my midterm exam (after lots of inner pain), I could not write. Saw the first 5 questions, then it bombed out. Many times.

Meanwhile, they accused me of not enabling cookies on my browsers. Eventually, they admitted, "The cause of this problem was due to a minor error in our system which was only triggered during a high server traffic period." System, my butt! They are money-collectors who sit pretty somewhere, untouchable – with a so-called International Alliance of Teachers and Employers (fake) behind them. Why didn't I first Google them properly? I hate myself for that. Lost $170 there. And I can't touch them.
And watch out, they will eagerly give you a scholarship discount of $75 on the course. The big peanut in the packet there is a Simon D[edited].
Beware! Scam!
Bey.