7. Who can participate? Is it just students?Anyone can participate if the reward is truly a reward and thepunishment a punishment. This rules out p...ople who are transgenderedand want to be the other sex, people who are crippled and want to behealed regardless of which body they get, and people who are equallyhappy with any result. Those results would skew Ripley's results.They can still get switched; but they won't get paid to be part of thestudy.8. How can Ripley afford to pay every. She keeps rubbing and pinching the front of his shorts. "Unzip them Jo", I think out loud. "It's just a small piece of material that remains and you are both in a very private location."As if our minds were connected Jo proceeded to do just that. She took her thumb and index finger and teasingly pinched the zipper flap and slowly pulled it down. "Oh yes, yes, yes,let it out", I whispered loudly while trying to stay out of view. Jo continues pulling Joey's shorts down and I become totally. "I can find someplace to stick it by myself." Ooooh, I guess you can!" she murmured with pleasure. "I can feel you pushing against me."She lifted her ass to his cock.Jay shoved the head of his cock into his mother's cunt, and Shellie gave a delighted gasp."See, I found a place for my cock, Mom," he said between her shoulder blades."I'd say you did," she purred. "But is that all I get, just the head?"For an answer, Jay rammed his cock into her cunt deeply. Shellie gurgled and lifted her ass even. I needed a drink and an ice cream so I headed to where I knew there was a café. I sat at an outside table next to one that had 3 young men sat at it. One of them saw me arriving and I saw him nudge his mates. All 3 stared at me as I sat down on a chair facing them.I sat with my butt perched on the front edge of the seat and lay back with my knees open. They would have been able to see all of my pussy as they stared at me; but they never said anything.I closed my knees when the waiter came to.