As an elderly citizen you would benefit from a Contract Pack contract in the following ways...

Contract Pack gives you control over your project helping you manage it effectively.
Contract Pack helps communication between you and your contractor so you both know and understand each others perspective.
Contract Pack gives you a sense of security and protection during your work.
Contract Pack makes sure that everything is written down so that you know exactly what is happening and when.
Contract Pack gives you something to show friends and family so that they can give you guidance and advice on your project.
Contract Pack gives you a timetable of what will be happening when so that you will know what workmen will be in your home and when they will be in your home.