 Each of the cities within the West St. Louis County area operate independently and vary in requirements for opening and operating a business within their community. All businesses are required to obtain a business license and/or permits. For the IRS site for small businesses:http://www.irs.gov/businesses/small/index.html For information on licensing and taxes: Missouri Department of Revenue For information on starting a business: Small Business Administration For Missouri Census and Demographics: http://www.oseda.missouri.edu/uic/ For Missouri School Demographics: http://services.dese.state.mo.us/basictab.html For information on events, places to see: Missouri Tourism City Information: City of Ballwin: Overview | Website City of Clarkson Valley: Overview | E-mail City of Ellisville: Overview | Website City of Manchester: Overview | Website City of Valley Park: Overview City of Wildwood: Overview | Website City of Winchester: Overview City of Twin Oaks: Overview St. Louis City: Overview |