It is hereby understood and agreed that I or we agree to indemnify and save harmless Action Dock & Boat Lift Services, from and against any and all damage or exposure which they may suffer or sustain, or be held liable for and against any and all claims, actions or suits on account of damage to property left in their care, custody, and control specifically including but not limited to losses caused by fire, lightning, water, cyclone, tornado, windstorm, hail, explosion, theft, vandalism or any other malicious mischief, collapse of building and other hazards or casualties and whether or not caused by our negligence or acts or failure to act. Every lake owner is urged to insure his property at all times in a suitable amount against all possible hazards and storms.