Hello Rama,Thank you for rasing these questions but i must say all these topics are very vast and need to read above mentioned links but below is a brief definations for your questions :First-partyData collected directly by the organization.Web behaviorSurvey responsesCRMSecond-partyA Partner’s 1st ...

Hello Suzanne,In the account or campaign, change the tracking method to "No EF Redirect." Then create a bulksheet using the "Generate Tracking URLs" option, and post it to the search engine or social network. All existing destination URLs will be replaced.Joy,Sahil Vohra

Hello Suzanne,There could be multiple reasons for loss in impressions :Competition has increased so need to increased bids and budgetTargeting is very narrowAds are partially approvedLet me know if this is not the answer of your question or it is because of discrepancy of data.Thanks,Sahil Vohra

Hello Parth,Facebook — Media Optimizer refreshes performance data and engagement metrics from Facebook hourly. In addition, each day by 09:00 a.m. in the advertiser's time zone, Media Optimizer refreshes all Facebook data for the previous five days.The time zone which we have selected is our adverti...