Complex sentence: He ingratiated himself within the community and with the parents of the children to the point where he was entrusted with one-on-one tutoring, served as a babysitter, and even managed to live with some children for weeks at a time.
Split into simpler sentences: He ingratiated himself within the community and with the parents of the children to the point where he was entrusted with one-on-one tutoring and babysitting. He even managed to live with some children for weeks at a time.