Connect with Aaron:

 
Personal Twitter
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The eHouse Blog

Brands Aaron mentions as great examples:

Athletic Greens
Hubble
4 Ocean

Here's this shows TL;DR:

• A summary of what has changed in ecommerce over the last 5 and 10 years 
• Defining what is meant by there is no "user guide for customers in ecom"
• The best way to think about subscriptions 
• Metrics that tell you whether you are successful or not
• The correct way to build a product bundle
• The best examples of subscription services done right

Other helpful resources on this topic:

How to optimize ecommerce subscriptions with analytics
The value of product bundles and how to handle bundle returns
How to build the best bundles possible