Cre Loaded/Os Commerce Assorted Jobs

Hello I have a number of jobs to be done. Our site is [login to view URL] Jobs 1. Mobile friendly platform for the site 2. Fix to the voucher coupon section in site. I want to be able to create coupons for certain categories, brands etc etc 3. Tidy up the layout out of the checkout page - [login to view URL] 4. Have the sub products automatically copy the attributes of the main product including price, weight, etc etc 5. Have paypal appear within our site and not bounced into its own site. 6. I need to add additional information onto our 'order process' email 7. Include an 'advanced search' option Need this done quickly so would like someone who can commit some time straight away. Thanks