Lazy load intercom on scroll to help speed up PageSpeed Insights

LazyLoadIntercom.js

// replace YOUR_INTERCOM_URL_HERE with your app_id
var intercomLoader = function() {
    (function(){var w=window;var ic=w.Intercom;if(typeof ic==="function"){ic('reattach_activator');ic('update',w.intercomSettings);}else{var d=document;var i=function(){i.c(arguments);};i.q=[];i.c=function(args){i.q.push(args);};w.Intercom=i;var l=function(){var s=d.createElement('script');s.type='text/javascript';s.async=true;s.src='https://widget.intercom.io/widget/YOUR_INTERCOM_URL_HERE';var x=d.getElementsByTagName('script')[0];x.parentNode.insertBefore(s, x);};if(document.readyState==='complete'){l();}else if(w.attachEvent){w.attachEvent('onload',l);}else{w.addEventListener('load',l,false);}}})();
    window.Intercom('boot', {
        app_id: 'YOUR_INTERCOM_URL_HERE'
    })
    window.removeEventListener('scroll', intercomLoader);
}

window.addEventListener('scroll', intercomLoader);

Very helpful!