PhP website source code modification with 3 steps

Hello, I have one website similar GroupOne Clone, [login to view URL] , the site have 2 language, albania and english and i want to modify this steps below: 1) In this link [login to view URL] is the Past Deal of the offert, i want to show in the image of value and how many copons are bought and the text Deals has Finish or time is End. 2) where you goo to purchase one Deals is one buttons Bli Tani, i want to add the multi deals here to open 3-5 options to buy the diferent prices of deals. 3) I want to modify the vourchar, i have the image of replace vourchar that i want.