PDA stands for Public Display of Affection and refers to physical acts of intimacy like hugging, kissing, and hand-holding done openly on school premises between students. While views on appropriate levels of PDA vary, most schools have policies limiting excessive PDA to promote a professional learning environment. Students are expected to exercise good taste and judgment to maintain a distraction-free environment conducive to learning. Prohibited public displays of affection include lewd or otherwise inappropriate kissing, touching, or fondling. Schools communicate to students what constitutes PDA, and this is done at the beginning of the school year when student handbooks are issued to students. Most schools have policies that limit excessive PDA to promote a professional learning environment. PDA can be a distraction in the learning environment and may create an uncomfortable atmosphere for some students who are not comfortable with public displays of affection.