promote other pages by directing users to other products/services. Using these links contributes to Ad Rank score.
help nearby users find you. Synchronisation with your Google MyBusiness account recommended.
let people call you by clicking a button.
displays a link to the app store directly under your ad.
choose a flattering quote about your company, extract it from the source site and showcase it here.
include extra descriptive text in the standard text ad.
Structured snippet extensions:
showcase your services better in the ad by listing your brands, equipment, products, etc.
consumer ratings, previous visits, seller ratings, dynamic sitelink extensions, dynamic structured snippets.
CTM (Click To Message) extensions:
give users the chance to send you a text directly from your ad.