It's very easy for things to go awry when there is nothing documenting the agreement between the parties or variations to that agreement. That's why it's important to ensure that any agreement you have, whether with an employee, supplier, customer or business partner, is captured in writing and any variations to the original agreement are also documented, approved and signed off
Teen years. If you wait, it could be too late. It's important now because in the long run, you won't have major signs of arthritis or common back problems.