What are some key steps that you take to improve your concentration?

What are some key steps that you take to improve your…

 

What are some key steps that you take to improve your concentration? Why are they effective methods? please support your answer with citations and references

Concentration is the ability to direct one’s attention in accordance with one’s will. It means control of the attention.
It is the ability to focus the mind on one subject, object or thought without being distracted.
This is the ability to focus the attention, and at the same time, ignore other unrelated thoughts.