@genilia, described the thing in narrative and best manner. thanks for sharing.

There are lot of SEO gurus present in market. Searchengineland, Searchenginewatch, Moz - they all are highly reputed sites.

There are numerous free Multiple URL opener tool available over Internet. They are used to open multiple URL at once.

SEO means serach engine optimization. With the help of SEO we can get more traffic on our site as well as page rank of our site. So SEO is very useful technique for online marketing.

Black Hat (SEO unfriendly)
White hat (SEO friendly)

Cross Linking is kind of Reciprocal linking where one users shares or exchange their business links with other users.

Local seo is google maps seo where we target our keywords to rank in google maps and global seo is all about organic seo where we target globally.