Because we cannot be there to set this up for you, and we have no control over your local weather, wind, or soil conditions, it is ultimately up to you to determine if your assembly and anchoring of this canopy is sufficient. Set up is easiest when you have at least 4 people to assist. We are not responsible for damage to the unit sustained while erected in windy or other adverse weather conditions. Please note as with all products of this type it is not recommended to be left up in the wind unattended. We advise customers NEVER to leave them up overnight or when gust of winds and weather can damage them. We cannot be responsible for such damage.. All sales are final, this item is not returnable.