You got sample data installed when you loggedin?
If yes, you can start creating products as first step and ot will be live on website.
If you do not have sample data and configuring is long.
1) Create a Product, Manufacturer & Seller category (default)
2) Create a Manufacturer, Seller in those category.
3) Global Configuration: add the seller which you have just made as default seller.
4) Enable Marketplace if you want sellers to sell on your website
5) Create you First Product: remember to add price, stock and mark them as "selling"
6) enable currencies you want to deal in. and select you store default currency from Global Config
and that product will show on front end. for further purchase.
Our extension comes with free Paypal and Geolocations. all currencies are already in the system, if you cant see them, filter to see all currencies and enable the currency you want for your website.
Paypal is included rest is paid. Geolocations can be added. all countries are already in the system for free zip level data is paid.
Still finding any trouble? free users can get 15 min free Skype/Teamviewer support.
Documentation is for Annual subscribers right now and will be available for free members on 25th Dec 2016.
-Abhishek