Opencart site housekeeping and upgrade

General information for the website: We sell furniture and accessories in Nigeria Kind of development: Customization of existing website Num. of web pages/modules: 5 Description of requirements/features: -Install Google approved responsive mobile site. Before I give you this job you would need to show me the mobile responsive site as a demo with an already existing opencart installation you have. -Remove unwanted plug-ins/extensions You would need to list for me all the extensions and plugins and I'll tell you which ones to delete - install a payment plug-in (https://github.com/yabacon/paystack-opencart) - set up SEO efficient pages - Setup Google Analytics so it will be able to track conversions - Facebook dynamic product catalogue is converting the pricing into dollars I need a solution to fix this too Payment methods: Specific Payment Gateway Extra services needed: Customization, 3rd party integration Extra notes: