Amit kumar L. Prajapati Digital Manager India: Click through

SEM

SEM is Art Of Online Business Traffic. SEM = SEO + PPC Service !!
SEO

Great Content + Quality Links = Search Engine Success! Search Engine Optimisation, SEO is the process of improving the quality and volume of web traffic to a website by usage of SEO techniques.
PPC

Paid search marketing is the process of gaining traffic by purchasing ads on search engines. Referred to as CPC (cost-per-click) or PPC (Pay per click).
SMM

Social Media Marketing or SMM is the marketing strategy you use on social media to share your brand, engage with customers and communicate messages using social media tools. These tools can include Facebook, Twitter, Pinterest, Instagram, YouTube
SMO

Social Media Optimization (SMO) ~ Activities That Bring Free Traffic From Social Media ~ Free Social ~ Natural Social ~ Unpaid Social
Viral Video Promotion

A viral video is a video that becomes popular through the process of Internet sharing, typically through video sharing websites. Like Internet celebrities, Band and music promotion, Education, Customer complaints, Cyberbullying, Legal implications, Political implications, Financial implications