opencart developer required

1) When adding a manual order I cannot manually change the price of product to overwrite , also I have to input the address twice (if billing and delivery the same this is double the time) – please fix 2) When I am editing an order I cannot manually change the price of order, name of item, shipping etc – please fix 3) Can we email non finished orders ‘missing orders’ with marketing follow up, i.e ‘we noticed you haven’t finished your order….’ 4) install an SMS tool to send messages 5) Grab a email list from all customers the past 18 months and export to a email marketing tool/website ( shipped orders only) 6) Install coinbase payment module 7) Need tool for fast product changes, ie one page changes for numerous products 8) add user levels with permissions for content or sales staff 9) can we settle [login to view URL] transactions without logging in to their portal, i.e through API? So if I have staff member they don’t need to log into 2 things. 10) Need to other partner website; install ssl, – check the site, login and adding of products – then need to create a feed/transfer or products to this website 11) install opencart invoice module to create quotes and invoices and see allow to mark as paid/unpaid and assign to business accounts 12) add a better flow for business customer account sign up and order processing, allowing ACH and other payment terms we agree with them