email list

I've read that establishing an email list is one of the most important things to do if you want to have a successful marketing campaign. But I have long wondered how I could collect emails. They say that a good landing page should be made. But what if I just have a regular blog that talks about...

I have seen some places that people are sharing or trading their email lists with other people for each to grow their own list. Is this good or bad?

My email marketing list if kind of small and it's not getting any sales that often so I was thinking about buying an email list to increase my sales and the number of emails on my list. I have never bought an email list but I have seen some posts about people doing that. Is it a good idea to...

I have only a small email list and was thinking about using it for a different niche than what it was created for. Does anyone know if that is a good or bad idea? They were all sign-ups from my blog in case that makes any kind of difference.