How to Make Free Shipping Profitable

Offering free shipping will improve your conversion rate. Guaranteed! But, it also can kill your profit margins if you're not careful.

So, how do you make free shipping profitable?

In this article, I'll review four simple tests that any e-commerce store owner can run to maximize profits on a free shipping offer. If you do this right, you can see 15 percent to 30 percent improvement in net profit (not just conversion).

We'll use real data from an e-commerce site that ran these experiments.