Subjectivity Definition Everyone experiences things differently. For example, it’s hard to predict how a landing page testimonial will be perceived by your visitors. The only way to find out is to test. “Best practices only get you so far – everyone experiences things differently, so you need to A/B test.” Tweet This Resources These Landing Page Copywriting “Best Practices” Turned Out to Be Conversion Fails 12 Surprising A/B Test Results to Stop You Making Assumptions The Ultimate Guide to A/B Testing