Too much email marketing stuff on the internet for people who don't have lists yet. What about people with large, messy lists they aren't using right?
Here's a guide that covers it all: https://www.tye.io/blog/email-list-management/
It's nice because it talks about how to separate leads from customers, how to start personalized email marketing if you don't have the right data yet (how to get that data from your list).
Finally a way to use a large email list without having to build a list from scratch!