Here is a list of product releases and updates for late-September from companies that offer services to online merchants. There are updates on payment platforms, shipping applications, social media advertising tools, online marketplaces, mobile marketing, and artificial intelligence services for Amazon. Pinterest introduces new ad tools. Pinterest has unveiled Shop the Look ads in a new format for mobile, allowing advertisers to tag up to 25 items in an image. Shoppers will now see a showcase of four items and can click to see more. Pinterest has also introduced new business profiles, with video and shop tabs. With this redesign, businesses can also customize their profile cover with videos or images to highlight their story. The streamlined navigation also includes an updated messaging feature for quick customer support and feedback. Drum launches with $11 million in funding. Drum, which offers businesses access to gig contractors called “Drummers,” has launched with nearly $11 million in seed funding. Businesses can promote products and services at Drum.io (and at related iOS and Android apps) for Drummers who sell on behalf of the businesses. During the first month, Drum will...