He reigns his Mother in (right then and there) when she is grilling me with too many questions or has one to many comments for me.
He comes and (for hours) helps to organize your chaotic apartment to help you prepare "the perfect study environment" in preparation for studying for a big upcoming exam.
He buys you a bed desk when he sees the big books that you have sprawled across the bed, he remembers your favorite (random) painter from the Impressionist period although he is not that kind of art buff and buys you a calendar of your favorite painter's works.