Google AdWords remarketing service is provided by Google Inc.
You can opt-out of Google Analytics for Display Advertising and customize the Google Display Network ads by visiting the Google Ads Settings.
Google recommends installing the Google Analytics Opt-out Browser Add-on for your browser. Google Analytics Opt-out Browser Add-on provides visitors with the ability to prevent their data from being collected and used by Google Analytics.
For more information on the privacy practices of Google, please visit the Google Privacy & Terms.
AdRoll remarketing service is provided by Semantic Sugar, Inc.
You can opt-out of AdRoll remarketing by going to AdRoll Advertising Preferences.