rule

Use searchable names

Use explanatory variables

Create variables to add meaning

Avoid Mental Mapping

Avoid using shorter replacement variables that aren't explicit

Use the same vocabulary for the same type of variable

Function arguments, ideally use 2 or fewer

Function names should say what they do

Don't add unneeded context

Don't add the class/object names to properties

Functions should do one thing

Use default arguments instead of short circuiting or conditionals