Author's control: you all do it, just do not know about it

Author's control: "You all do it. Just do not know yet."

 In my speech, I'll tell you about a seemingly obvious thing as "Author's control". 

Have you ever had such things that everything was done according to specifications, properly tested and everything is fine ... 

But it turns out full of shit.  How can this be avoided? 

In my speech, I'll tell you about such practice as "Author's control", how and when and why it should be used. 

But in fact, you really do it all. Just don't know about it yet.