Would you be able to install the system for us as I don't know how to do it myself?

Solution: i-LAN Technology P/L (t/a DrayTek Australia) does not provide on-site assistance:
1. We are an importer/vendor for DrayTek router products
2. We do provide support for DrayTek customers via our on-line helpdesk and phone support as well as warranty repair services
3. There are a number of computer service companies that can provide on-site assistance. Many if these are listed in the yellow pages: http://www.yellowpages.com.au/.
4. There are a number of system integrators listed on our web site who will be able to provide on-site assistance. These are listed at: http://www.draytek.com.au/wtb.htm