[header] How to use wall plugs and screws [title] Determine if you need to use wall plugs, or if you can hang an item on a stud. [step] Purchase or rent a stud finder and mark the locations on your walls. If those areas don't match up with the project, then move on to finding wall plugs and screws that will work. 
[substeps] Installation in the center of a stud is always preferred, because it is a load-bearing support. Walls, especially dry wall, are not designed to hold large, heavy objects by themselves.