Hunting Lease. All landowners should require a hunting lease be signed by anyone coming onto the property. Liability Waiver. I always recommend that hunters or other recreational guests on the property sign a waiver of liability.Texas Agritourism Act Waiver. The Texas Agritourism Act is a relatively new statute, passed in 2015, which provides that agritourism entities are not liable for injuries to persons engaged in a recreational or educational activity on the property, so long as a sign is posted or specific release language is signed.