Search engines also have problems with frames because they can't crawl or index the content within. We found a total of 90 link s including 0 link s to files. Use Facebook Insights to measure and track your audience's engagement with your posts to get the most out of your social media efforts. Add your Twitter account or create one. They can be displayed in the address bar, a browser tab title or bookmarks. Return to top Marketing Checklist Optimize.