We have 2 cheats and tips on PC. If you have any cheats or tips for Heist please send them in here. You can also ask your question on our Heist Questions & Answers page.
During game play enter Ctrl + Shift + H
To restore the helth of the people you have selected all you have to do is
hold the right [SHIFT]+[CTRL]+[ALT]+H
Hope I helped you!