Using plain English and consistent writing makes websites easier to use because...

https://wiki-net.win/index.php/What_Makes_a_Good_Help_Center_Article:_A_Guide_to_Effective_Support_Content_Writing

Using plain English and consistent writing makes websites easier to use because people understand what to do next without guessing. Clear buttons tell you exactly where you’ll go, while straightforward error messages quickly explain how to fix a problem