Landing Page Optimization: The Definitive Guide to Testing and Tuning for Conversions
amazon.com
Landing Page Optimization: The Definitive Guide to Testing and Tuning for Conversions

100 Things Every Designer Needs To Know About People
Tasks should represent common activities that users might want to engage in that have significant value to the business.
make sure that there is continuity and flow to support a visitor’s progress through each of the steps. None of the steps can be skipped, and all of them must happen in sequence.
The visitor should be focused on taking a simple path that leads to the desired conversion action.
Trust is one of the few exceptions to the “less is more” guideline. It is often best to have as much visible trust reinforcement on the page as possible.
key to creating the interest is to focus on the visitor. Elements of your landing page must be relevant to them, and they must self-select
Revenue per visitor—For e-commerce catalogs with similar profit margins on all products,
Buyology: Truth and Lies About Why We Buy
Eye-tracking is particularly useful in detecting problems in the early stages of the decision-making process (awareness and interest).