static bool MyMethodA()
        {
            bool retVal = true;
            //retVal is true
            //check for retVal = true and MyMethodB returns true
            retVal = retVal && MyMethodB(out retVal);
            //retVal is now false
            return retVal;                   //returns false
        }

        static bool MyMethodB(out bool retVal)
        {
            //bool retVal = false;
            //Do Something
            retVal = 1 + 1 > 0;         //still true

            if (retVal)                      //passes since retVal = true
            {
                retVal = 2 + 2 < 0;     //set retVal to false
            }

            return retVal;                 //return false
        }