I don't see you reverse with any better advise other than lets roll the dice in hope for the best.
Do you have any better advise than lets hope for the best and choose the ugly ones? rather than pick the good looking ones and endup at least decent? The kids newer to the hobby so lets roll the dice in his favor. Lets have him pick the best looking fry.
Maybe when he puts the remaining 19 on the buy/sell forum you can somehow pull the longshot and prove me wrong but even then all you did is beat the odds.