Check and correct orders, checkout and user registration on PHP / MySQL eCommerce website -- 3

Hi all, BACKGROUND 1) Some customers seem to be placing orders with $0 value and no items shown on the order form 2) Verification link for registered users is not working 3) Lost password reset link is not working as the verification code is not displayed 4) Order history for one client shows details of another client 5) When a customer's password is manually changed in ADMIN, the customer cannot log in with the new password The website is : [login to view URL] PROJECT REQUIREMENTS Test and fix above problems Do this project well and you can guarantee yourself a continuation of work. What we have: 1) Dedicated server running Apache 2) CentOS 6.4 will full root, SSH and WHM/cPanel access 3) MySQL database 4) PHP custom built website 5) Full access to our custom built CMS 6) Full cPanel access Who you are: 1> Good feedback on Freelancer (do not bid if you have 0 feedback) 2> Good project completion on Freelancer (must be above 65%) 3> Good PHP, database and Linux skills START DATE The project needs to be started ASAP DEADLINE 1 week Please note: If the project or parts of it are not completed in the above timeframes, we reserve the right to remove you from the project and choose another developer. You agree that no money will be paid to you unless the project is fully completed and we are happy with the result. Do not bid if you are not able to focus on this project 100%. MILESTONE RELEASES Milestones will be released within 24 hours of successful UAT completion. Please ask any questions before bidding. If you bid a certain amount, do not try to change it later on. Good luck!