CEO Ben Silberman announced the introduction of promoted pins to generate revenue.

It highlights "quartz precision" as a luxury of dependability, requiring no winding or complex maintenance.

Initially, these ads were offered for free to select businesses to test user reaction and engagement. Codeforces: ICPC Qualification List An entry on the competitive programming site Codeforces:

A 2013 blog post (index 126584) discussing Pinterest's then-new strategy: