Hide Form Fill Intro

userscript.user.js

// ==UserScript==
// @name         Form Fill Intro Fixer
// @namespace    http://tampermonkey.net/
// @version      0.2.1
// @description  Hide the Form Fill boiler plate intro description
// @author       You
// @match        https://support.heroku.com/tags/*
// @match        https://support.heroku.com/inbox
// @match        https://support.heroku.com/search*
// @grant        none
// ==/UserScript==

const bad = '## Web - Critical Application Form'
document.querySelectorAll('.intro').forEach(function(intro) {
  if(intro.innerText.indexOf(bad) === 0) {
    var messageIndex = intro.innerText.indexOf('message:')
    intro.innerText = intro.innerText.substr(messageIndex + 9)
  }
});