Looking through the Drupal coding conventions on Coding standards / Naming Conventions, I have seen module, variable, function, and many other areas but not for permission names.

Are there any conventions to the Drupal 7 permissions hook to keep from creating permission names that might interfere with others?

Looking through the Drupal coding conventions on Coding standards / Naming Conventions, I have seen module, variable, function, and many other areas but not for permission names.

Is there any convention to avoid creating permission names that might interfere with others?

Looking through the Drupal coding conventions http://drupal.org/coding-standards#naming I have seen module, variable, function, and many other areas but not for permission names. Are there any conventions to the Drupal 7 permissions hook to keep from creating permission names that might interfere with others?

Looking through the Drupal coding conventions on Coding standards / Naming Conventions, I have seen module, variable, function, and many other areas but not for permission names. 

Are there any conventions to the Drupal 7 permissions hook to keep from creating permission names that might interfere with others?