Welcome to the DoubleClick Ad Exchange Seller Help CenterGet startedGet started checklist for DoubleClick Ad ExchangeAd Exchange training: Publisher UniversityAd Exchange publisher guides for Video and GamesGeneral informationAd Exchange workflowSign in to your Ad Exchange accountAd Exchange benefit to sellersAd Exchange auction modelDifferences between Ad Exchange and AdSenseProgram policiesDFP Premium and Ad Exchange Sell releasesGlossaryHow AdWords and DoubleClick Bid Manager work with DoubleClick Ad ExchangeSupport optionsInventory essentialsDynamic allocationExamples of ad formatsExpandable creativesBest practicesInventory controlsAccount settings, account access and paymentsWork with Ad Exchange Inventory ControlsCreative reviewAd network optimizationWork with Ad Exchange reportsAd Exchange Query ToolAd Exchange Data Transfer guide for sellersAbout Google Analytics account linking and property movingAbout Ad Exchange in AnalyticsAd Exchange dealsAd Exchange Preferred DealsAd Exchange Private AuctionsMobile and videoAd Exchange Mobile In-appIn-stream videoAdX for GamesProgrammatic native Beta – OverviewNative ads BetaAd Exchange Optimization centerIncrease auction pressure in Ad ExchangeOptimize ad formats in Ad ExchangeFix a problemIn-stream videoAccount issuesRevenueCreate a test page for Ad Exchange tagsFix Ad Exchange rejected ad request errorsInvalid clicksUnwanted ads issues in Ad ExchangeAllowed ads aren't showingRich media ads showing as blank in Creative reviewGoogle Publisher Toolbar disabled for some Chrome usersAdditional resourcesCheck a DoubleClick product statusAd Exchange in DoubleClick for PublishersAd Exchange in DoubleClick for PublishersCreate a new Ad Exchange user from DFP