Permissions

So here is a complete list of permissions and what they do

worldguard.create: Allows creation of regions
worldguard.modify: Allows changes to a region
worldguard.delete: Allows deletion of a region
worldguard.enter.<REGION_NAME>: Allows entering region <REGION_NAME>
worldguard.leave.<REGION_NAME>: Allows leaving region <REGION_NAME>
worldguard.build.<REGION_NAME>: Allows building in region <REGION_NAME>
worldguard.break.<REGION_NAME>: Allows block breaking in region <REGION_NAME>
worldguard.edit.<REGION_NAME>: Allows editing in region <REGION_NAME> (using a hoe on dirt for example is considering editing)
worldguard.eat: Allows player to bypass the eat flag
worldguard.drop: Allows player to bypass the drop flag
worldguard.usechest.<REGION_NAME>: Allows use of chests in region <REGION_NAME>
worldguard.usechestender.<REGION_NAME>: Allows use of ender chests in region <REGION_NAME>
worldguard.enchantingtable.<REGION_NAME>: Allows use of enchanting tables in region <REGION_NAME>
worldguard.usedoors.<REGION_NAME>: Allows use of doors in region <REGION_NAME>
worldguard.usegates.<REGION_NAME>: Allows use of gates in region <REGION_NAME>
worldguard.usetrapdoors.<REGION_NAME>: Allows use of trapdoors in region <REGION_NAME>