Search:

Use ahrefs.com or w3validator.org/checklinks to check broken links.

Both are important for SEO. Both plays an important part in optimizing your site in the SERPs.

Responsive Web Design is a new technique that is becoming familiar these days. It is to design your website to be compatible and adaptable to various devices and layouts.

Magneto seems to be the best one. You can also use WordPress that offers various plugins for building your site.

Internal links helps to increase the page authority of the web pages in the site. They are also used for offering better navigation and increasing the user-experience for your site.

Inforgraphics uses images to deliver the information. They are said to be the most effective method for SEO and Online Reputation.

Pigeon update is for the the local search queries. It was made recently and gets the SERP results from knowledge graphs, maps etc.

Meta tags are used in on-page optimization that includes:
1) meta title
2)meta keywords
3)meta description
They are used to describe what a web page is about to the search engine spiders.

Static URL are search engine friendly and are easily crawled by the search engine bots.

You should have a separate page for blog and start posting in them. Press releases, article submissions and guest posting are other such content marketing strategies.

On-page optimization contributes for more than 50% of the SEO practice. It includes:
Meta tags: Title, Keywords,Description
Header tags: H1 to H6
Alt tags for images
Contents
Internal Links

Hosting does not matter with your SERP rankings. All that you need to do is SEO that helps you to rank well in the search results.

robots.txt is a file for search engines to know what are the pages to be crawled and indexed in your website.

A good website should never encounter any canonical issues. It means that suppose "http://www.xxx.com" and "htttp://xxx.com" if both urls get opened without making a redirection to a particular URL,...

Just mere the normal link building strategies alone will never make an effectual page ranking for your site. Go for social media sharing which may share your links across the web. Also while building...