Add Few Feature to My Website

Hi, I have already created my e-commerce website for my printing business with AbanteCart I just wan to add few features to my website this is hardly one day work for any professional. The Feature I want to add is : 1. When Some One Click on Add to Cart before payment / checkout page one page (or few option in same page) come where customer can provide option to upload their design or provide details for example if someone want to print Business Card, he/she will require to upload already created design or provide us details like heading, address, contact details, logo etc. I will get all the details through email to my mail ID. 2. I want to integrate payumoney as my payment gateway (I have a merchant account in payumoney but don't know how to integrate it with my website). More Details will provide with PM.