Add Contact and pay link on email

II need to include 2 pieces of information on my website: 1) Add contact information on members area. When you sell or buy an item the members area provide a contact information, this information is missing. You need to provide the a link where the member can contact the seller through the website message center. I am providing a screenshot of the member's area with the letters on Red. 2) Provide a payment link in the email [login to view URL] (Payment link has to be through a paypal link, using the seller paypal email, if the seller doesn't have a paypal account provide a link to joint Paypal through my paypal merchant link. https://www.paypal.com/us/mrb/pal=VC236R654787W This is a small project and I am willing to pay $40.00 I need the functions installed here: [login to view URL] Regards, Tradock