How tight are buttoned collars supposed to be on men's dress

Is it fashionably acceptable to button the top button of a dress shirt without wearing a tie? - Quora

How to avoid ruining the collar on a men's dress shirt - Quora

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How should a men's casual shirt fit?

KIJBLAE Sales Men New Year Fashion Shirts Check Tight Long Sleeve Casual Christmas Print Shirt Turndown Collar Blouse & Shirt Green XL

How to measure the neck size for a dress shirt - Quora

How Should a Men's Dress Shirt Fit? A Complete Guide by DETERMINANT

How many shirt buttons are acceptable to be left unbuttoned on a guy's dress shirt in a semi-casual event or work environment? I leave the collar button plus two unbuttoned. My girlfriend

Does a buttoned collar make a shirt more formal? - Quora

What kind of shirt only buttons a quarter to half way down the shirt (not specific because I can't find a name for it)? - Quora

How a Men's Dress Shirt Should Fit