"New research methods are constantly coming to the forefront. Every industry is inundated with the ‘next generation’ approach that will revolutionize their industry.
At iPerceptions, we have seen this time and again in the Voice of the Customer (VoC) space. The pre-post methodology, asking visitors on arrival to your site for feedback at the end of their visit, was a turning point in collecting continuous feedback from your visitors."
https://www.iperceptions.com/blog/voice-of-the-customer-methodologies/