SEO, Shopify, Marketing Tech

We have a Shopify web sites that needs to be managed and improved. After that we have over 15+ sites that are unique and needs its own robust makeover including but not limited to: target marketing, content changes, updates, fixes, security and anti hack measures, customer engaging tactics, Brand marketing, acquisition of leads and sales.
Creative problem solving mindset persons are encouraged to apply.
Please answer the following questions:
How will you improve our search engine rankings?

How will you keep me informed of changes you make to our website?

Can you share information on some of your past clients and their results?

Do you always follow Google's best practices?
Do you adhere to search engines’ webmaster guidelines?
Which tools do you use?
Are you experienced at improving local search results?
What types of SEO work will you do?
Can you guarantee my website will achieve a number-one ranking on Google, Bing and Yahoo?
How often will you report on your work, and what will it look like?
How will we contact you?
How will your work tie into our other marketing efforts?
What happens if we terminate the contract?
Have you worked with penalized sites? If so, how did you fix them?
Are you up to date with the latest algorithm changes?
How will your team adapt your strategy to my industry?
How do you determine if you’re successful?
Why should we hire you over other SEOs?