Twitter says it mistakenly used the phone numbers and email addresses people provided for security purposes to show advertisements to its users.

They can be direct in the form of a giant billboard or take a more subtle approach through product placement. No matter the medium, advertising executives employ numerous tactics to create a need and induce a craving.

March 26: No one likes ads interrupting their streaming jams, and millions of Spotify Premium users pay $9.99 a month to forestall that very terrible possibility.

NEW DELHI, Dec 12: The Information and Broadcasting Ministry in India on Monday issued an order banning the broadcast of condoms commercials between 6 am in the morning to 10 pm at night, stating that it had received multiple complaints regarding their adverse impact on children.

To protect consumers from misleading, inappropriate or harmful ads, Google on Friday announced that it took down 1.7 billion ads in 2016 that violated its advertising policies. The number is more than double the amount of bad ads it took down in 2015, the company said in its annual “Better Ads Report”.

SAN FRANCISCO, Nov 15: Alphabet Inc's Google said on Monday it is working on a policy change to prevent websites that misrepresent content from using its AdSense advertising network, a move aimed at halting the spread of "fake news" and other types of misinformation on the internet.