For example, we use Personal Data to troubleshoot and protect against errors. perform data analysis and testing. conduct research and surveys. and develop new features and Services.</p> <p> <b>2.3 Provide, Personalize, Measure, and Improve our Advertising and Marketing</b> </p> <p>We may process Personal Data for marketing purposes including offering you products or Services that may be of interest to you (such as information about FullContact Services or partner campaigns and other third party services). We may also administer referral programs, rewards, surveys, sweepstakes, contests, newsletters, or other promotional activities or events sponsored or managed by FullContact or its third party partners.