Customization of wordpress wpecommerce plugin

This project is for a bit of customization of a wordpress ecommerce plugin wpecommerce The site is a summer camp wordpress website, where users can apply online If applying online users will be directed to an online form, where they enter their personal info, answers some questions and checkout with paying a deposit in advance of camp Features and requirements 1) Form for camp with all fields on this page should functional [login to view URL] online application should match pdf application but needs drop downs, radio buttons, checkboxes can/should be used where applicable , obviously 1 or 2 elements not necessary see niceform image for descriptive image 2) Checkout using wp commerce – [login to view URL] plugin ( all built in) 3) Upon checkout, user should have option of paying either $300 application fee, full fees, a custom payment (300 or above) or $300 application plus recurring billing for the remaining balance 4) The ability for admin to add more forms for other events that need pre registration - this should be an option that backend admin staff should be capable of managing - inc items mentioned in point 3.