Here are three superficial TEFL course standards.
How is accreditation superficial?
Well, you may assume that accreditation is a marker of quality, but why is that? Is it because it has been vetted by a 3rd party and deemed sufficiant? Probably, but what do you know about that accrediting party?
Seriously what do you know about that accreditation agency? Do you know anymore about them than you do the TEFL course provider?
If you are starting to catch my driff accreditation goes on behind the scenes. Is accreditation more valuable to you than a review? Or is it the same? They are kinda similar in a way, but accreditation costs money.
How do you feel about paid reviews? Well, accreditation is a paid review hopefully done by someone who knows something.
Here are some facts about accreditation.