The purpose is to inform the reader in great detail about a specific topic.
Answer:
Set your own goals.
Explanation:
You know what you can achieve not anyone else. By setting your ow goals, not only is it personalized and tailored to you, but there are no set time to achieve them. By making them your own, you have time and reality of it.
It should be clear and consice
If we close the store now we will lose money
I would say tone because it does refer to the main idea