Answer(১):- Top 10 source of link building in search engine optimization
1. Majestic-SEO
2. BuzzStream Link Building
3. SEOmoz PRO
4. Raven SEO Tools
5. SoloSEO Link Building Tools
6. Yahoo! Site Explorer
7. Page Inlink Analyzer
8. PluginSEO Beta Linking Tools
9. Sheer SEO Backlinks Watchdog
10. HubSpot Website Grader
Answer(২):- 1. RavenSEO Tools
2. SoloSeo Tools
3. Page Inlink Analyzer
4. PluginSeo Beta linking Tools
5. Sheer Seo BackLinks watchdogs
6. Hubspot website Grader
7. Yahoo site explorer
8. SEOmoz Linkscape
9. Buzzstream Link Building
10.Majestic SEO
Answer(৩):- blog posting,forum posting, no-follow, do-follow link, directory submission, facebook sharing, twitter sharing, youtube sharing,
Answer(৪):- 1.ask for backlinks.
2.build relationships
3.give a testimonial
4.start a blog
5.write a good guest post
6.recover your dead backlinks
7.turn your mentionss into backlinks
8.newsletter subscription
9.extra material
10.get an indirect backlink from your competitor
