How do I maintain my water pressure regulator?

any tips on maintaining my water pressure? do I need to adjust my water pressure regulator regularly? do I need to check my pressure regulator often? do I need to do anything special for my water pressure regulator? how can I ensure my PRV works well? how can I keep my pressure regulator working well? how do I take care of my water pressure regulator? how often should I check my water pressure regulator? how often should I look at my water pressure regulator? what maintenance does my water pressure regulator need? what should I do to keep my water pressure steady? what's the best way to maintain my PRV?