Why don't button the bottom buttons on a Blazer?

[smother]

Why don't button the bottom buttons on a Blazer or Coat?

 

[nismok]

Sometimes, Always, Never.

http://www.realmenrealstyle.com/suit-button-rules/
http://www.artofmanliness.com/2010/...uit-school-part-iii-a-primer-on-suit-buttons/
http://www.businessinsider.com/buttoning-a-suit-jacket-2014-4

 

[smother]

Thanks Brother !