What are the best practices for installing shelves on a plaster wall using strong drywall anchors?

To install shelves on a plaster wall using strong drywall anchors, follow these best practices:

1. Use a stud finder to locate studs for added support.
2. Choose high-quality drywall anchors that can hold the weight of the shelves.
3. Pre-drill holes for the anchors to prevent cracking.
4. Insert the anchors securely into the wall.
5. Attach the shelf brackets to the anchors and ensure they are level.
6. Test the shelves for stability before placing heavy items on them.