large feature and fixes to script and site

I have my own website, were users can sign up and complete a few surveys and in return they get free money and gifts. but soon after launch the site didnt go well and no one was interested any more, so i am looking for a freelancer who can fix any errors and problems with the site, and add extra and heavy customizations to the script and site. The main idea is to have the same fatures as this site and some extras: [login to view URL] here is the things needing to be done: 1: integrate amazon api into site, for users to pick items they want from a live amazon directory 2: ebay api into site, for users to pick items they want from a live ebay buy it now only directory 3: cash, points amplifier for site, this is were users can buy a package which increases any points or money they earn by a certain percentage 4: google api for live earch on my site, were users can search for anything on google, also i should have the ability to block certain websites, or certain keywords, and so on 5: shopping cart for ebay and amazon products 6: games 7: integrated forum 8: forum admin area settings should be integrated into my sites admin area 9: themes for site for users to pick from, here the users will be able to choose diffrent themes for the site 10: independednt backend site and design, right now my admin area is in the actual site 11: fix errors and bugs, a complete list of the problems and fixes needed will be provided 12: get users to sign up, i would like this, but if you cant then this points is not needed 13: proxy stopping for my site, this is to help block users who sign up more than once and from the same ip, or using a proxy 14: secure site from hackers, self explanatory 15: use ajax were possible, i will also give you a things that i would definetly need ajax to be used in 16: 10 banners, for users to use to gain affiliates, 5 jpg site designs, 2 for my site and 3 for the themes for the site for the users to choose from, 4 logos, 2 logos for each name 17: suprizes to be won after each completed survey, after a user completes an offer or survey they should be presented with a box, once they open the box they can win anything in that box, also admin area should be able to change settings for this 18: promo codes to be sent automatically to the users email addresses, and admin area can set how many times the code is used, and its value and so on. 19: emails being sent after a user does anything on the site, so for example if a user requests a prize or item, or sends a support ticket, or recieves a message, they should be sent an email saying what has happend, also there should be an option in the admin area to edit the email templates for each of these, and each email should have its own variable. for the payment, i will not be using milestones or prepayments or escrow, this is due to a freelancer named [sharing contact details on freelancer is forbidden] taking my milestones and running away, and sending me files that are not replated to my project, so i will not be using milestones or sending any or creating any untill the files are on my sub domain once you have finished, i will check the files, then send you the money, then you can move the files from the sub domain to my normal domain now, there are a few more options but freelancer is limiting the amount of writing i can type here, so ill add them later, upon placing a bid you must state to me weather you can do all of this or not, if you give me a massive list of all your previous work and so on you will be ignored anyone asking for milestones or prepayments or anyone not willing to work on my server will be ignored, this is a very very huge project, my time limit for this project is 23 days, 20 days to add all of these things plus the things i will add later, and 3 days for testing, and my budget is extremely £959 please also note, i will only be able to come online 2 times a week, on friday and saturday, between 9pm uk time and 11:30 anything else pm me