number - respectively:
1). If a person wishes to pay for a type-rating then that's all well and good and there's nothing to stop them - but that's part of problem, i.e. theoretically any Tom, Dick or Harry can ( if they have the money ) put themselves on a type-rating course, and some ( of the less reputable ) TRTO's will indeed be delighted to take their money, even though the candidate is actually not up to transitioning to a jet and / or that they do not have a hope in hell of getting a job with an airline due to CRM or personality issues.
Bond put all of their potential students through a pre-course assessment. They then give them a realistic feedback as to whether that person will be able to cope with the course at this particular stage in that persons aviation career.
2). One would imagine that it's because when you do it directly with Bond they have to absorb all of the cost. However when you do it with GAS the costs are absorbed by both Bond and Storm.