Scarcity builders help you sell physical products, email optins and digital products. Period.
The goal of EVERY website owner should be to increase customer engagement and acquisition. One of the best ways I know how to do this is by using a scarcity strategy. Basically, the idea is to place in the mind of your website visitor that if they don’t take action, now they will miss out on the BIG benefit. Be that a discount, free offer or whatever.
Scarcity builders are one of the best ways I know how to create urgency to get site visitors to take action.