Job site modification in ASP

I have a Job site script installed ( it is in ASP) I need following modifications in the scripts : 1.) Make it FREE for jobseekers, CUrrently it is PAID 2.) For Employers the current package system allows to post jobs after buying a package for certain number of months But it doest control the number of jobs posted , Want to set it based on number of jobs posted and Duration validity period in Months 3.) For Employers current RESUME Search is FREE , Want to make it paid based on Duration of months for Search 4.) Currently there is feature when ADMIN design a package for Employers if it selects the amount as "0" then it becomes "GET IT FREE " option for an employer instead of "BUY" , THIS FEATURE should be retained as it is for all modified packages as mentioned above 5.) SOME FRONT PAGE DESIGN MODIFICATIONS, minor changes in banners etc All details will be provided in PMB , Once We review your Bid and some demo of previous work expereince Max Amount/budget 100$ only : Cannot go beyond that as we have the script ready just need modifications as we know the amount of work , Will provide you details .ppt of project in PMB based on BID review Please send the demo while bidding via PMB Regards, Netmax