But she honors her grandmother's legacy with her Mimi's Manners Etiquette Class. Hundreds of children have taken the course at the Ritz. She also volunteers to teach etiquette to school kids in Lee and Collier counties. For adults who still wonder which fork to use, Willis gives her Oh Behave class to community-service groups and at the hotel. Willis is also a Collier County Education Foundation reading partner, sits on the board of Fellowship of Christian Athletes and volunteers with the Naples Winter Wine Festival.