(Disclaimer: I work for Mashape). I found 2 marketing- related APIs when I searched for "marketing" in Mashape<p>- <a href="https://www.mashape.com/crosspollinate/crosspollinate-content-marketing" rel="nofollow">https://www.mashape.com/crosspollinate/crosspollinate-conten...</a><p>- <a href="https://www.mashape.com/amartin/ubersuggest" rel="nofollow">https://www.mashape.com/amartin/ubersuggest</a>