Online multi-website framework

I want to setup an online hosted website service where people can login, choose a web template, logo etc and setup a website to sell products or services. Quick way to give people an online presence. The user should be able to change the template from the admin control panel. It needs a payment gateway and have Google friendly advertising space for payperclick and pushing other adverts on to each [login to view URL] the sites will be hosted from the same server. Other required features: Cut down CRM database for each user with email auto responder. Sms auto responder. I have a preferred sms gateway. Pay pal payment gateway Professional looking Templates, must be flexible. I need 20 templates to be setup. Templates must be modern and good looking, commercial quality. Templates must be Google friendly. Should be able to change any aspect of the template or theme from a control panel. I will also need custom template designs. Needs an order processing system behind it. Could use open source components for the framework. Must be space for 1 flash banner on the template. Users must be able to add/remove, enable/disable products or services. People should be able to leave an offline message on each site. I am looking for a company that can provide ongoing and long term support and updates. We can negotiate on going support and cost of setting up each new user as there will be some backend admin. As part of your bid, please say a few words on what technology or framework (backend/front-end) you will use to setup this infrastructure and briefly explain how it would work. Any bids that do not say some words on the technology or components will be rejected. As usual, you will be expected to sign a non-disclosure. The above list is not exhaustive list but an indication of the project requirements. Full details will be provided to only the winning biddee. ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Deliverables must be in ready-to-run condition, as follows (depending on the nature of the deliverables): a) For web sites or other server-side deliverables intended to only ever exist in one place in the Buyer's environment--Deliverables must be installed by the Seller in ready-to-run condition in the Buyer's environment. b) For all others including desktop software or software the buyer intends to distribute: A software installation package that will install the software in ready-to-run condition on the platform(s) specified in this bid request. 3) All deliverables will be considered "work made for hire" under U.S. Copyright law. Buyer will receive exclusive and complete copyrights to all work purchased. (No GPL, GNU, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site per the coder's Seller Legal Agreement). ## Platform Please suggest one as part of teh bid.