The person who uses a product or service. If you make T-shirts, a person wearing your shirt is the end user. If you make websites, the person who hires you is your client or customer and the person using the website is the end user. Either way, do your best to avoid referring to people as “users” in your marketing materials. It’s accurate but not ideal.

3 Quick And Easy Ways To Build A Profitable Opt-In List
You finally realize that you need a good opt-in list. After reading countless articles and sought expert advices and have read many success stories of people creating a small fortune with opt-in lists you finally decide to have one of your own.