Email drip campaigns are extremely powerful. But it can sometimes be difficult figuring out where to start or where to begin.
You can always start out by sending one campaign to everybody but when you get more sophisticated, you can create different campaigns for each audience that you need to communicate with.
You can have a campaign for suspects, for prospects, for customers, etc. These different groups should be communicated with in different ways and having tailored messages for each is where you will begin to advance to the next level.
This video will show you a methodology that you can use when developing your email campaigns.