Use some unconventional ways to complete them stealth. You can play with anyone who also have the mod.

NOTES:
Henry's rock have 7 pagers.
Election day 3 have 6 pagers.
Explosions don't alert in any loud heist because objectives on some heists require it.
Not all heists have been fully tested to correct for right pager count. Counterfeit is tested if you wonder.