What is difference between SEO, SEM, and SMM

What is the difference between SEO, SEM, and SMM?

What is SEM? SEM stands for Search Engine Marketing”. It’s a paid search tool. The foremost normally known and paid search tool is Google Adword. SEM is the power of the Search Engine like Google can reach all customers at the time and proper place. Some most popular social networks also provide ads services like […]