With Warrior getting a new life on Netflix and Quantum Leap (even with the break and new time slot) ready for a Season 3 (but not picked up yet)--you can do your part to help get them new seasons by just watching them, or even just putting them into your queue, star it, thumbs up, double thumbs up--you kind of know the drill.
If you want to write a letter for Quantum Leap check out this link: https://www.quantumleap-alsplace.com/forum/index.php?threads/save-quantum-leap-letter-writing-campaign-for-season-three.6964/
Here's the info from the site above for easy reference:
To get Leaping, we have to get writing:
NBC Viewer Relations
30 Rockefeller Plaza
New York, NY 10112
Phone: 212-664-2333
(Recorded comment line)
Email: nbcshows@nbcuni.com
#SaveQuantumLeap
Get your handwritten or typed letter in the mail today!