Note: Please format the pull request title like:
"Resolves issue ###, High level description of pull request."

Closes Issue ###

# Summary
Write out a concise summary of this MR.

# Important Changes
`example_file.js`
- Cleaned code and added comments.
- Added method to handle adding items. 

# Testing

Steps to manually test updated functionality, if possible
- [ ] 1) Example test step.

# Notes
- Some additional notes about this MR.
