Proof. Not Promises.

document.addEventListener('click', function(e) { var a = e.target.closest('a[href^="tel:"]'); if (a && typeof gtag === 'function') { gtag('event', 'phone_click', { event_category: 'contact', event_label: a.href.replace('tel:', ''), value: 1 }); } }); document.addEventListener('submit', function(e) { var f = e.target; if (f.tagName === 'FORM' && f.method && typeof gtag === 'function') { gtag('event', 'form_submit', { event_label: window.location.pathname,