Easy-to-Use Tax Withholding Calculator
www.kiplinger.com/tools/withholding/

Internal Revenue Service
www.irs.gov

Evangelical Council for Financial Accountability
www.ecfa.org

Crown Financial Ministries
www.crown.org

IRS Small Business / Self-Employed Website
www.irs.gov/smallbiz

The National Association of Church Business Administrators
www.nacba.net

Intuit (Makers of QuickBooks®)
www.quickbooks.com