Here are some links to resources to help you manage sites and apps that track you:
Is my phone listening to me? Yes, here’s why and how to stop it (Norton)
How to limit Facebook’s tracking (Washington Post)
How Facebook Tracks You (AllThingsSecured.com)
Adjust Ad Settings in Facebook & How It Tracks You (Facebook)
How to limit Google’s tracking (C|Net)
See What Companies Are You Using Cookies to Customize the Ads You See (AboutAds.info)
Should You Accept Cookies? (Norton)
How to Disable Tracking on Apps in iOS and Android (Electronic Frontier Foundation)
How to Stop Google from Tracking You on Any Device (BusinessInsider.com)