A review is an evaluation of a publication, product, service, or company such as a movie (a movie review), video game, musical composition (music review of a composition or recording), book (book review), a piece of hardware like a car, home appliance, or computer; or an event or performance, such as a live music concert, play, musical theater show, or dance show. wikipedia.org

Reputation management is the process of tracking an entity's actions and other entities' opinions about those actions; reporting on those actions and opinions; and reacting to that report creating a feedback loop. wikipedia.org

Yelp publishes crowd-sourced reviews about local businesses, as well as the online reservation service Yelp Reservations. wikipedia.org

Search engine marketing, (SEM), is a form of Internet marketing that seeks to promote websites by increasing their visibility in search engine result pages (SERPs) through the use of paid placement, contextual advertising, and paid inclusion. wikipedia.org

Google Analytics (GA) is a free service offered by Google that generates detailed statistics about the visitors to a website. wikipedia.org

Content creation is the contribution of information to any media and most especially to digital media for an end-user/audience in specific contexts. wikipedia.org