I’ve found that when I’m tickling someone’s feet I get a decent reaction when I secure my fingers around the big toe of each foot and with my free hand I’ll glide my fingers up and down from heel to toe on each foot using my index and pinky finger.
When I’m tickling my victims belly button I...
My aunt ( my mom’s youngest sister ) was a babysitter for me as a kid a few times when she would stay overnight I’d sneak out to the couch where she’d be sleeping and crawl towards her feet and gently tickle her