Some take the Habitat Challenge to conquer fears; others to mark a milestone; some do it just for the bragging rights. Whatever the reason, when you take the Challenge, you'll be 245' above Tacoma with just one way down. A $50 registration fee holds your place on the ropes but in order to reach the roof, participants must raise a minimum of $1,000 to benefit Tacoma/Pierce County Habitat for Humanity. We make it easy with online tools to help you promote…