Definition: P.R.: Personal, Respectful, Reliable and Professional. 1. Personal: refers to being respectful towards others. 2. Respectful: means doing something in a polite or respectful manner. 3. Reliable: means being reliable in performing actions, especially when making promises or commitments. 4. Professional: refers to having good knowledge of one's field, having the ability to communicate effectively and professionally, and providing high-quality service.