http://www.gofrugal.com/cloud-solution.html 
#Online Point of Sale 
Real-time stock look-up from POS to search the inventory in other locations. Integrates with receipt printers, credit card & bar-code readers 
 
# Inventory Management 
Match supply & demand in the most cost-effective way. Unique code for every piece of inventory 
 
# Offer and Discount Management 
Drive your business sales through product discounts & offers. They can be managed with a simple click 
 
# Secured Offline Support 
Continue your business without any network connectivity. Easy to sync with the database later 
 
# Accounts 
Accurate business closing with very little manual work. Saves time and reduces hassles in retail store operations 
 
# Multi-location Support 
Access multi-store data across locations from a single point. Anywhere access to real-time data/reports 
 
# Purchase Orders 
Fill up your inventory on time. Never run out-of-stock. TruePOS helps set min & max stock levels for products 
 
# Browser Support 
Compatible with popular web browsers. Adapts to different browser settings & enhances user-experience 
 
http://blog.true-pos.com/2013/07/02/cloud-burrps-podcast-series-what-is-required-to-set-up-online-retail-pos/