The Portal should have following features (if you have additional suggestions or you mean i have forgotten something - it`s welcome):
- Portal Should be Multi-language (min. English/German)
- Admin Account for manging the portal
- User Registration/Sign up (free or commercial where commercial use should have more features than free account)
- Registered Users can create their own product landing page for digital (payed or free lownload) or real propducts.
They should be able to add products and images to their project (admin should define how many products each user can have).
- All prices should show "including X % Tax" and Payment invoices should even show the included tax.
- Integrated WysiWyg Editor for creating the Landing Page(es) for Start-page, Download-Page, Thank-You-Page, Error-Page and all efficient things to optimice the landing page (Meta-Tags, DEscription, Keywords....)
- Template System for User Landing Pages (with some fine pre defined Templates which are editable by Users to fit them like header, images, css)
- Users should have the option to add a video to their landing page.
- User-Newsletter (Follow Up Responder)
- Option to buy a Domain or Sub-Domain with link to the created User-Project (Prices are set by Admin for different tlds in Backend).
....and what did i forgot to mention .....?
You can find some online and offline Tools for Creating Landing Pages in the web.
Just take a look at them and give me a mix of all with the best features to create a web portal service for creating landing/squeeze pages instantly.