This week's book giveaway is in the Mac OS forum. We're giving away four copies of a choice of "Take Control of Upgrading to Yosemite" or "Take Control of Automating Your Mac" and have Joe Kissell on-line! See this thread for details.
There are various ways to create and run a WS, depending on the API and WS engine you're using. Several articles that show how to create one using the popular Axis library are listed on the WebServicesFaq