Drywall Repair Screen Patch
In some situations it might be ideal to use a mess drywall screen to patch a drywall hole.
This movie shows how to utilize a drywall screen when patching a hole. Keep in mind that a drywall screen patch is not ideal for most situations. It should only be used when the drywall hole you are trying to patch will not be readily noticeable.
If you need to patch a drywall hole in a high-traffic area then use the most concealable patch, the "pumpkin patch."