First Interaction vs Last Interaction: Best Marketing Channels
When Google introduced Attribution Modelling in their analytics, marketers learned more about Last Interactions, First Interaction and Assisted Conversions (More on this in another tutorial). But let us look at the difference between first interaction and last interaction. The Marketing channel that introduced the visitor to your website just before the conversion is categorized under Last Interaction and the channel that first introduced the visitor to your website is the First Interaction channel.
“Hello…. I am calling from…. Would you like to give backlink?”

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Bidding relentlessly without getting any feedback on impression share and competition can be inefficient. To fix this problem, Google AdWords has introduced the Auction Insight Report.