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Image: Employee creates a rainbow image on a window with Post-it notes at the Horizon Media offices at 75 Varick Street in lower Manhattan, New York during \"Post-it note art war\"

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Post-It War Gets Sticky on New York City Office Windows

Companies in lower Manhattan filled their windows with colorful stickies starting what is now being called the Post-It War.

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Image: Employee creates an image on a window with Post-it notes at the Horizon Media offices at 75 Varick Street in lower Manhattan, New York during \"Post-it note art war\"

An employee creates an image on a window with Post-it notes at the Horizon Media offices at 75 Varick Street in lower Manhattan, New York City on May 18, 2016, where advertising agencies and other companies have started what is being called a "Post-it note art war" with employees in buildings across Canal street from each other creating colorful images in their windows with Post-it notes.

MIKE SEGAR / Reuters
Image: Images created with Post-it notes are seen in the windows of offices at 75 Varick Street in lower Manhattan, New York during \"Post-it note art war\"

The Apple logo and Batman images created with Post-it notes are on the windows of offices at 75 Varick Street, Manhattan on May 18.

MIKE SEGAR / Reuters
Image: Images of Angry Birds created with Post-it notes are seen on a window created with Post-it notes at the Horizon Media offices at 75 Varick Street in lower Manhattan, New York during \"Post-it note art war\"

Angry Birds created with Post-it notes are on a window of the Horizon Media offices at 75 Varick Street, Manhattan on May 18.

MIKE SEGAR / Reuters
Image: Images created with Post-it notes are seen in windows of 200 Hudson street in lower Manhattan, New York

Images created with Post-it notes are on windows of 200 Hudson street, Manhattan on May 18.

MIKE SEGAR / Reuters
Image: Snapchat logo image created with Post-it notes is seen in the windows of Havas Worldwide offices at 200 Hudson street in lower Manhattan, New York during \"Post-it note war\"

An image of the Snapchat logo created with Post-it notes on the windows of Havas Worldwide at 200 Hudson Street in lower Manhattan, on May 18.

MIKE SEGAR / Reuters
Image: Part of an image crated with Post it notes is seen in a window at the offices of Havas Worldwide in lower Manhattan, New York during \"Post-it note art war\"

Part of the Snapchat image crated with Post it notes at the offices of Havas Worldwide in lower Manhattan, on May 18.

MIKE SEGAR / Reuters
Image: Images created with Post-it notes are seen in the windows of offices at 75 Varick Street in lower Manhattan, New York during \"Post-it note war\"

Images created with Post-it notes are on the windows of offices at 75 Varick Street, Manhattan on May 18.

MIKE SEGAR / Reuters
Image: A message created with Post-it notes are seen in windows of 200 Hudson street in lower Manhattan, New York

A message created with Post-it notes that reads "Hello from the other side" on the windows of 200 Hudson street, Manhattan on May 18.

MIKE SEGAR / Reuters
Image: Employees create U.S. flag image on a window with Post-it notes at the Horizon Media offices at 75 Varick Street in lower Manhattan, New York during \"Post-it note art war\"

Employees make a U.S. flag on a window with Post-it notes at the Horizon Media offices at 75 Varick Street, Manhattan on May 18.

MIKE SEGAR / Reuters
Image: A message created with Post-it notes are seen in windows of 200 Hudson street in lower Manhattan, New York during \"Post-it note art war\"

A message reading "Marry Me?" with Post-it notes is stuck on the windows of 200 Hudson street, Manhattan, on May 18.

MIKE SEGAR / Reuters
Image: A mannequin stands near images created with Post-it notes in windows at 200 Hudson street in lower Manhattan, New York during \"Post-it note art war\"

A mannequin stands near images created with Post-it notes in windows at 200 Hudson street, Manhattan on May 18.

MIKE SEGAR / Reuters
Image: An image created with Post-it notes is seen in windows at 75 Varick street in lower Manhattan, New York during \"Post-iy note art war\"

Employees make a U.S. flag on a window with Post-it notes at the Horizon Media offices at 75 Varick Street, Manhattan on May 18.

MIKE SEGAR / Reuters
Image: Employee creates a rainbow image on a window with Post-it notes at the Horizon Media offices at 75 Varick Street in lower Manhattan, New York during \"Post-it note art war\"

An employee creates a rainbow image on a window with Post-it notes at the Horizon Media offices at 75 Varick Street, Manhattan.

MIKE SEGAR / Reuters
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