You're not supposed to use the bottom button on suits - and it's because of the Royal family - Mirror Online
The reason you're not supposed to use the bottom button on suits and waistcoats - YouTube
5 reasons you should never use the bottom button on suits - Life in Saudi Arabia
The Reason Why You NEVER Button Up The Bottom Button- Golden Suit Rule! - YouTube
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Stop Buttoning the Bottom Button of Your Jacket | Mens fashion classy, Esquire fashion, Fashion
Brother Ming Games on Twitter: "TIL the reason the bottom button is never used on suits is because King Edward VII got too fat and couldn't button up anymore and everyone else
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Question about Tom Ford suits/button stance... | Men's Clothing Forums
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The real reason you should never button the bottom button on your suit
Comprehensive Guide: How to Button a Suit like a Pro – Flex Suits
So THAT'S Why Men Never Use The Second Button On Suits | HuffPost Life
Don't Button Your Bottom Button - Advice on Wearing a Suit
Don't Button Your Bottom Button - Advice on Wearing a Suit
Fashionable Hollywood men know rules on jacket buttons
The Art of Looking Good: Buttoning Your Suit Jacket - Joe Button
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The Sometimes, Always, Never 3-Button Suit Rule | The Art of Manliness
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The Art of Looking Good: Buttoning Your Suit Jacket - Joe Button
Suit Button Rules - How To Fasten Your Jacket (Don't Button The Bottom Button) | Michael 84
Suit Buttons: What Every Man Needs to Know | The Art of Manliness