Fixing errors and ongoing support with Magento

General information for the website: We sell Adult products. www.RUFFmen.com
Kind of development: Customization of existing website
Description of requirements/features: - Fix Banner to make it Responsive
- Fix Root Index file for multi site's
- Change the background colour on the homepage to match the internal pages.
- Speed up the website
- Look into database and see why products are moving categories or hiding altogether.
- Any suggestions that can improve the site that we can build on with you.

Main website RUFFmen.com
Please note we sell Adult products and some pages contain images for over 18's
Extra services needed: Customization, Optimization
Specific technologies required: magento
Extra notes: Please note English native speakers will at the top of our list.