Hello,
What we understand about your requirement is that you need an online store where user can buy products after paying via paypal.
1) Need cpanel info only.
2) We will install opencart+ Responsive template
3) Milestone require, release when job will be complete.
4) Logo+Banner images (Slider in home page) need to provide by you.
Looking for a quick chat now.
Thanks,
Webtechno09