1. Why would anyone with an IQ greater than that of a jelly doughnut want to store their data where AdSense, Doubleclick, and Google analtyics can get at it?
2. Why would anyone want to put their data on any server which is publicly visible?
If access from anywhere is desirable, a VPN server is an inexpensive and far more secure alternative. If clients and/or vendors have a legitimate access need, let them do it through tightly restricted custom views on a VPN server separate from the one employees use.