Discuss your residential zip line installation with a zip line consultant. When you order, put in the comments block of the order form the best time (during normal working hours) and phone number to call you for your initial consultation. One of our zip line consultants will discuss ideas on how to install your zip line. Your $50 consulting fee includes up to 30 minutes of phone conversation time. Call us at 1-877-386-1700 (or 734-728-2200) to discuss your zip line questions. Disclaimer: Zip Line construction and use is dangerous. Ensure you know what you are doing before building or using a zip line. Outdoor Fun Store is not responsible for anything that may go wrong with your zip line installation, trees or related components. No warranty related to Zip Lines is expressed or implied by installation tips or by any representative of Outdoor Fun Store, including warranties of merchantability or fitness. Ensure you educate yourself on the proper installation, maintenance and use of everything related to your Zip Line. Seek competent local assistance if you are unsure of how to work with trees, cable installation or maintenance. All information related to zip lines received from any representative or printed material distributed by Outdoor Fun Store is only an opinion and shall not be interpreted as expert or professional advice. Contact component manufacturers for information about warranty and use of their products.