Training agreements are usually signed when you enroll onto a course of flight training (especially when large sums of money is involved). In fact, you will not be accepted onto a course of training unless you read, understand, and sign their training agreement. It's usually part of the enrollment process before you commence training.
YES AAA does sign an agreement with the students on a plain sheet of paper wherein there is no provision for refund. Moreover, about ten students have left this Academy in October This year. These students were granted extra flying hours which they flew because CEO boasted to Gulf Air that AAA would bear these expenses. These migrated students have not yet been refunded their money back while CEO is demanding them to pay AAA for thoses extra hours.