I am a Ultimate Lover of Payday 2!, especially having finished the heist of Border Crossing more than 100 times on ds difficulty.
the following 'achievements' are my original ones, which are so difficult that a newbie hardly imitate.

1 The Bomb: Dockyard
One Down, No Preplanning, No Deployable, No Pager, No Body Bag, No Cable Tie, Kill all civilians

2 Scarface Mansion
One Down, No ECM, No Body Bag, ONLY 2 kills

3 Border Crossing (in the case of collecting 12 cokes)
One Down, No Preplanning, No Deployable, No Pager, No Body Bag, No Cable Tie, No Kill
(although I have used the glitch of a saw, which reduce the noise of it from 7m to 2m)

4 Alesso Heist
One Down, No Assets, No Deployable, No Pager, No kill, used only 2 cable ties, without AI

5 Train Heist
One Down, No ECM, No Pager(, 1 body bag)

6 White House
Death Sentence, No Assets, No Deployable, No Pager, No Kill, without AI

7 Mallcrasher
One Down, No Deployable, No Pager, No Cable Tie, Kill all civilians(,1 body bag)

8 The Yacht Heist
One Down, solo, 3:52 clear

9 Scarface Mansion
One Down, solo, 6:31 clear

10 The Goat Simulator day1 and day2
One Down, offline, with AI

11 The Train Heist
One Down, solo, 18:46 clear

12 The Big Bank
Overkill, 344 kills per 10minutes(974 kills 28:15)