Cash Up with Online Ordering

Ecommerce is booming. A total of $56.7billion in online trade was conducted in 2005 -06, even though only 29.8 % of Australian businesses had a website. There were about 150,000 businesses taking orders online, at an average of $378,000. (Source ABS)
That is some serious cash being made online.
The main consumer categories are travel, computer hardware and software, nooks, music and video.
So, firstly do you have a website? And then, what can you sell online to take advantage of this move by customers to buy online?