Before video cameras were widely used, home and business owners had to rely only on written reports and photos as a way to document their valuables for insurance purposes. This form of documentation was difficult for some insurance policy holders. They found it was easy to lose lists, forget to add new items they purchased, or delete items they no longer had. As a result these insurance inventories were often inaccurate. While video taping is not an option for every home or business owner, this kind of insurance documentation is helpful for some.How are these passages related?