When visiting a place for its intended primary function, use 'IN.' For instance, attending school for education or teaching, seeking medical treatment or employment at a hospital, or dining at a restaurant. ✅ When a place is visited for reasons other than its primary function, use 'AT THE.' For example, attending a meeting at school, visiting someone at the hospital, or overseeing renovation at a restaurant. ✅ #education #study #learn #lesson #tips #english #prepositions