The ability to "Star" messages in Gmail is an awesome way to remind you to follow up on them, but you still have to remember to actually look at your list. Technology blog Digital Inspiration created a simple script that sends you a daily newsletter with 10 random messages from your starred folder.
The script sends you an email every morning with the starred emails in your inbox that need your attention. It selects them randomly from your entire starred pool so you get a nice assortment each time. All you need to do is copy this Google Sheet, select Gmail > Initialize, and follow the directions. Head over to Digital Inspiration for the full guide to installing the reminder newsletter, as well as uninstall instructions, and ways to edit it to monitor other folders. This certainly isn't the only way to remind yourself to follow up on an email, Boomerang, FollowUp, and FollowUpThen all do a similar thing. What's nice about this script is that it works inside of Google system without the need for extra tools, and the somewhat random nature keeps you on your toes.
Get a Reminder to Follow-up your Starred E-mails in Gmail | Digital Inspiration