Some content-oriented newsletters are so valuable and popular, that they go out once or even twice a day. You should know the ROI of your investment in newsletters.
Unlike a free trial, freemium is an ongoing membership which provides real value for free. Freemium may be used to care for members, to benefit the community or to build brand awareness. Just be aware why you are offering freemium and how it supports your mission.
A good subscription should reward subscribers for loyalty–because consumers will do what they’re rewarded for. We’ve seen how consumers have been “taught” to threaten to cancel their cable because it almost always leads to a better price. If you give better pricing to new subscribers or squeaky wheels, you teach them to cancel and to shop around.