Donate Thank you for considering a tax-deductible donation to The Step Sisters (Tax ID 30-0783830). Check donations may be made via check made payable to “Step Sisters” and mailed to: The Step Sisters, 42395 Ryan Road, Suite 112-611, Ashburn, VA 20148. For online donations via Paypal, please click on the Paypal Donate button below. Your generous donation will help us continue our mission of funding quality-of-life services for local breast cancer patients. Thank you again for your support of the Step Sisters!