What are some of the things that you've noticed that your child's school is doing to protect

Almost every school has adopted the "no peanut" rule. However, there are still some that allow children to bring peanuts, but there are certain guidelines that parents and staff must follow to keep children safe. It appears that peanuts are the most cautioned foods in schools, but what about all the other foods that children have severe allergies to? Even though my daughter's most severe allergen is peanuts, sesame falls next in line. What are some of the things that you've noticed that your child's school is doing to keep foods that may be harmful away from children with food allergies?