Zen cart expert required

My bilingual website is now 95% finished. I need a Zen cart expert to make the final few changes. It is very important that the work is completed by someone with a in depth knowledge of Zencart, as I will need any minor bugs they come across repairing. Maximum 100 Dollars, Must be fluent in English, Must be a zen cart expert with feedback The first three quick changes are 1, Insert google code onto the site, so the site can be google verified. (supplied) 2, Add One logo to the homepage (this will be supplied) 3. Add a new body of text to the homepage, this will be supplied in English and Spanish 4. On the shopping cart section remove this text “You may want to add some instructions for using the shopping cart here. (defined in includes/languages/english/[login to view URL])” Below is the biggest change. 5, Each product for sale has a weight, starting from 50 grams up to 6 Kilos. I have a very simple postage structure, all orders below 50g cost XXX all orders below 150g etc etc. There will be no more than 5 different postage costs. IT IS VERY IMPORTANT THAT IF A CLIENT PURCHASES MORE THAN ONE ITEM, THE WEIGHTS ADD UP CORRECTLY AND THE CORRECT POSTAGE IS CHARGED. THIS ALSO NEED TO WORK WITH THE ESTIMATED SHIPPING BUTTON 6, Payments are received via pay pal or bank transfer, the paypal section is set up and working, I need the bank transfer details added 7, Upload 10 products and configure. Text and Photos will be supplied.