A9 manages product search and advertising technologies that are scalable, highly available, and cross-platform for Amazon and other clients.
Ads.txt stands for Authorized Digital Sellers and is a simple, flexible and secure method that publishers and distributors can use to publicly declare the companies they authorize to sell their digital inventory.
websites using the $ symbol on their website - meaning it may accept payment in this currency used in Israel.
Google's hosted library for web fonts. Allows websites to choose and use fonts from a free, wide variety of fonts.