Real Time Analytics
In short analytics is the process of interpreting patterns in data, these interpretations are the backbone of the decision making process.
Pay Per Click
Keywords are the search terms that people into search engines. Your rankings are based on the relevance of your page to those keywords.
Email marketing is directly sending a commercial message, typically to a group of people, using email. Social media marketing is the use of social media platforms and other websites to promote your product or service.