Enterprise software vendor SAP has agreed to purchase experience survey company Qualtrics for $8 billion. SAP sees the deal as accelerating a new “experience management” software category “similar to market-making shifts in personal operating systems, smart devices and social networks.” That’s a lot to expect.

Location-based platforms may come and go but if you really want a business with ups and downs, try elevator advertising. Captivate has taken the industry to new heights with Captivate Places, a centralized analytics and planning system that lets marketers target audiences using first and third party data and then measures campaign impact on brand lift, foot traffic, and Web behaviors.

Amazon advertisers can now measure results outside of Amazon stores using a new service from Stackline and Gigi. Gigi will enable unified audience buying for Amazon Marketing Cloud and Amazon DSP, which run ads in Amazon’s online stores and streaming TV channels such as Prime Video.  Stackline’s panel-based multi-retailer attribution will track customer behavior across Amazon, Walmart, Target, and other major online or in-store retailers.