It is such a tedious work for you to properly keep the record. It is always better to ask some professional property managers to keep your record. You never know what you need and what you do not need to record. Find someone to efficiently record your property information.
You think you can do your property management better than anyone else because it is your property. The answer is no. Great property managers can manage your properties so much better than you. They are the professinals who know the most efficiently way to manage your properties. There is no surprise if your property is managed by great property managers.
Property manager's goal is protect your property at all time.