Some of the manuscripts from Episode 2 make references to Max Payne.
Contributed by Funland47
In chapter 4, there is a Microsoft Tag, though it looks like art. When read by a specific smart phone app, you'll unlock a secret. You'll be given access to several themes for your Xbox 360, as sponsored by Verizon.
Contributed by Funland47
At the start of episode 4, upstairs near Alan's room is an Xbox 360 and a copy of Night Springs.
Contributed by Funland47
In the fictional Alan Wake interview, Sam Lake makes a cameo. As an added bonus he does the infamous "Max Payne" face.
Contributed by Funland47
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If the game detects that it is running from a pirated copy of the game, it will give Alan an eye patch with a skull and cross bones on it (representing a pirate) and the tips will encourage you to buy the game.
Contributed by nolanms1