SEO- Search Engine Optimization- by using this we can promote our website page and get rank in google search page also we can get more traffic from this technique.
SEMrush is the keyword search tool. By using this tool we can get the SEO ideas and we can do the backlink audit also we can find the competitor sites bank links.
SERP means Search Engine Ranking Page. Whatever keyword we are using to search a particular details in that time that keyword related websites will be display in google page that is called SERp keyword.
Link building technique is the best for off page. Such as
social book marking,
directory submission
blog comments
image submission
forum submission
article submission
classifieds...