Clarkefred

You have to contact with any SEO marketing company for better option.

You can consider On page is the base of any website. On page is as much as need as like Off page. An error free website has more chances to get rank in Search Engines.

Social Media is an open platform for all. You get in touch with your customer's query with social media. Any customer can easily share their views and other users can interact with that. Resolve all your customer's query on social sites makes your business more strong. Social media helps lot in eCommerce sites.

Using on both sites and products is an good idea. You can share your product as well as sites on these platforms.

Nice Post, Specially that image you used is awesome. Image define all the things about a user and social site.

You can get Facebook and Twitter widgets from their official website. Its very easy to get and use.

Alexa rank is based on traffic and for improve alexa rank you need to increase traffic on your site. You have to check your site bounce rate and improve top exist pages.

I used this tool for test my site speed, But I don't know what loading time is good for any site?