Do's and dont's on filing patents. Learn, for example, how Elisha Gray invented the telephone before Alexander Graham Bell, but decided his telegraph patent was more important and waited an extra two hours on the telephone application, allowing Bell to file first. Some are old but lots of good ones. A service that sets up web cameras to monitor your business. The cameras are connected to the Internet and you, the subscriber, can dial in at any time to visually monitor what's happening.
Prices depend on number of cameras and location.
A medical site under the supervision of a doctor at Cornell University. Lots of articles and references for both doctors and patients. The patients section has recent research on health, like diets that control high blood pressure and the evidence for same. Updates are frequent. Patient reminder services call patients to remind them of upcoming appointments.