Hi all, this is my first guide.

It is a very basic, unpolished, achievement guide at the moment, with no achievement icons yet.

Escape from Edna's cell.

Clarification:This is achieved once you deal with both guards on the 4th floor.

Learn to copy Dr Marcel's signature.

Defeat King Adrian.

Ride the lift to all three locations.

Escape from the asylum.

Forge Edna's house key.

Use the pot holder on the fork from the cutlery draw (Kitchen - ground floor).
Use the pot holder on the coin from the phone (Telephone Room - 1st floor).

One of:
Talk to the rubbish bin (Control Room - 3rd floor).
Use clay on the rubbish bin (Control Room - 3rd floor).
Use chewing gum on the rubbish bin (Control Room - 3rd floor).

Talk to the pen.
Use the pot on the lever (Shock Therapy Room - 2nd floor).
Use the bulletin (Dining Room - ground floor).

Exchange your pot holder for the one the Beeman has (Art Room - 1st floor).

Use Ketchup on the following things (you must do 10 of these):

Table in Edna's cell (4th floor).
Dr Marcel's Desk (4th floor).
Dr Marcel's Diploma (4th floor).
Dr Marcel's Trophy Cabinet (4th floor).
Washbasin in break room (3rd floor).
Washbasin in water closet (3rd floor).
3x Washbasins in bathroom (2nd floor).
Dr Marcel's Portrait (ground floor).
Birdbath (outside).

Use the following things on the hose in the bathroom (2nd floor)
Harvey's second ability (forge signatures).
Spare Tire.
The police badge.
Wrench.

The order is important. (Thanks Sigsig)

Try to pick up the birdbath.

You must do 7 of these:

Put water cup in open drawer of Dr Marcel's office (4th floor).
Put water cup in fireplace of Dr Marcel's office (4th floor).
Put water cup on chair outside Edna's cell (4th floor).
Drop water cup off the roof outside the storeroom window (4th floor).
Give water cup to Babbitt on Roof (4th floor).
Put water cup back into trashcan in Control Room (3rd floor).
Put water cup on electricity meter in Laundry Lift Room (2nd floor).
Put water cup on sofa in Rec Room (1st floor).
Give water cup to professor in TV Room (1st floor).
Put water cup on sofa in Telephone Room (1st floor).
Put water cup in coffee machine in Casting Room (1st floor).
Put water cup in Furnace (basement).

You must do 23 of these:

Use the pen on the table in Edna's cell (4th floor).
Use the ketchup on the table in Edna's cell (4th floor).
Use the mustard on the table in Edna's cell (4th floor).
Use Dr Marcel's signature on the table in Edna's cell (4th floor).
Use the pen on Dr Marcel's desk (4th floor).
Use the ketchup on Dr Marcel's desk (4th floor).
Use the mustard on Dr Marcel's desk (4th floor). (Bugged)
Use the pen on Dr Marcel's chair (4th floor).
Use Dr Marcel's signature on Dr Marcel's chair (4th floor).
Use the ketchup on Dr Marcel's diploma (4th floor).
Use the mustard on Dr Marcel's diploma (4th floor).
Use the pen on Dr Marcel's closed wardrobe (4th floor).
Use Dr Marcel's signature on Dr Marcel's closed wardrobe (4th floor).
Use the pen on Dr Marcel's open wardrobe (4th floor).
Use the ketchup on Dr Marcel's trophy cabinet (4th floor).
Use the mustard on Dr Marcel's trophy cabinet (4th floor).
Use the ketchup on the washbasin in break room (3rd floor).
Use the mustard on the washbasin in break room (3rd floor).
Use the ketchup on the washbasin in water closet (3rd floor).
Use the mustard on the washbasin in water closet (3rd floor).
Use the pen on the poster in the Laundry Lift Room (2nd floor).
3x Use the ketchup on the washbasin in the bathroom (2nd floor).
3x Use the mustard on the washbasin in the bathroom (2nd floor).
Use the pen on the poster in the Laundry Lift Room (1st floor).
Use the pen on Dr Marcel's portrait (ground floor).
Use the ketchup on Dr Marcel's portrait (ground floor).
Use the mustard on Dr Marcel's portrait (ground floor).
Use Dr Marcel's signature on Dr Marcel's portrait (ground floor).
Use the ketchup on the birdbath (outside).

Use the comic book fromthe store room (4th floor)on the following objects (you must do 23 of these):

The padding in Edna's cell (4th floor).
The ventilator in the air conditioning duct (4th floor).
Dr Marcel's chair (4th floor).
The window in Dr Marcel's office (4th floor).
The broken plant in the hallway (4th floor).
The lightswitch in the store room (4th floor).
The space off the roof outside the storeroom window (4th floor).
The antenna on the roof (4th floor).
The dart board in the break room (3rd floor).
The toilet door in the water closet (3rd floor).
The TV in the control room when it is working (3rd floor).
The lock on the grate (2nd floor).
The lever in the shock therapy room (2nd floor).
Aluman in the shock therapy room (2nd floor).
The poster in the Laundry Lift Room (2nd floor).
The alarm button in the Key Master's room (2nd floor).
The lamp in the rec room (1st floor).
The sign in the telephone room (1st floor).
The dial on the telephone in the telephone room (1st floor).
The poster in the corridor left of rec room (1st floor).
Petra in the toilet (1st floor).
The shelf in the art room (1st floor).
Barkeeper in the bar (1st floor).
The ashtray in the casting room (1st floor).
The painting in reception (ground floor).
The trolley in the kitchen (ground floor).
The doormat next to the back door (ground floor).
The portrait of C.G. Jung (ground floor).
The message board in the basement.
The washing machine in the laundry (basement).
The manometer on the boiler (basement).
The hole in the floor of the furnace room (basement).
The folder cabinet in the record room (basement).
The sticky note in the record room (basement).
The door of the car in the garage (outside).
Dr Marcel's car (outside).
The wall in the rear garden (outside).
The locker in the watchtower (outside).
The barrels in the watchtower (outside).
The foot in the dining room (ground floor).

Use the lighter on the moon.

1. Finish the game. After the credits are finished, you'll return to the main menu.
2. Start a new game and pickup the chair leg.

This achievement is currently bugged in the english version of the script.