What is the $70/20/10$ guideline for social media content?

$70\%$ of posts should be focused on self$-$promotion, $20\%$ should be brand$-$building content, and $10\%$ should be shared content from

others

$70\%$ of posts should be shared content from others, $20\%$ should be focused on self$-$promotion, and $10\%$ should be brand$-$building

content

$70\%$ of posts should be brand$-$building content, $20\%$ should be shared content from others, and $10\%$ should be focused on self$-$

promotion

$70\%$ of posts should be focused on self$-$promotion, $20\%$ should be shared content from others, and $10\%$ should be brand$-$building

content