Perfecting my Woocommerce website and making landing pages, maging erors and check out and some more

look at my website [login to view URL] or [login to view URL] or [login to view URL] oe [login to view URL] I have already 1 website and I have made mask forwarding of my 3 other domains to my main prime website, I want to make some changes and make sure my Woocommerce work perfectly and making a better responsive mobile friendly website, getting rid of all Errors . - Checking everything on my website if everything is working properly and if not repair and manage it, make sure everything is working properly. - Checking Woocommerce, includes , shipping, taxes, payment gateways, product variation etc... -managing google analytics for traffic monitoring - Checking about newsletter subscription for automation and giving possibility to customer to stop emails anytime by just clicking 1 time. - Checking if the checkout system guest and login all works properly and if needed to repair. - My website is responsive but it does not look good on Mobile, we need to change some things to manage this, and make sure on all devices looks and works good. - Making website more SEO friendly Perfecting my existing Wordpress -Woocommerce Website managing a much beter mobile and responsive website Making landing pages, connecting different domains and landing pages to 1Existing Woocommerce, webshop ,,make sure the Ecommerce Webshop works properly Make it easy to upload and change products in Webshop Changing homepages buttons, so less buttons but call to Action must be there. My existing Gecko Theme is manipulating images on home page we have to solve this problem. Managing and developing a better lookbook in order to show the product and images much better and bigger. Taking care of the other buttons and links which are not working at this moment. My website is responsive but it does not look very PRO, it must look like a PRO website and PRO E-commerce. Woocommerce must work properly, we need to be able to make trail sales and buying on Webshop and everything must work good . Managing to sent emails and receive emails from customers. Giving customer the opt in opt out option, to get rid of the emails if the customer does not want. Doing SEO, making sure that my domains have better Google ranking We will have to sign both a contract about this, some kind of work scope