You are the project lead hired to develop the IT systems aspects of a Online based multinational sales corporation. Discuss some environmental issues that are specific to the Web-design of your system

You are the project lead hired to develop the IT systems aspects of a Online based multinational sales corporation. 

Discuss some environmental issues that are specific to the Web-design of your system that you must consider if your system is to be successful at expanding by attracting and increasing the number of purchasing customers. (Hint: look at SaaS, IaaS vs. proprietary systems)