Guidelines to contribute

Add a new section only when needed.
When you create a new section, add an item in the summary.
Add a description.
Add a title to the Table of Contents (see README.md).
Add a subsection using a third level header
Put the new items in alphabetical order
Search previous issues before making a new one, avoid duplicates.
Check your spelling and grammar.
Make sure your text editor is set to remove trailing whitespace.
Send a Pull Request.

Thanks to contribute