DISCLAIMER:
The video was made by Lauren Southern, who for some of you is probably not a trustworthy source. I am not particularly familiar with her, however, the NGO they exposed did not deny the claims, and subsequently deactivated their Twitter account, so the information is likely true.
You can watch the video here:
https://www.youtube.com/watch?v=K4XhLiiu0isIn short, it features one of her producers going undercover, and he ends up recording his conversation with Ariel Ricky (founder of Advocates Abroad) where she explains how they train migrants on how to lie in order not to be denied.
