CreateSpace Or IngramSpark? POD Pros & Cons + Cost Comparison

I hear a lot of chatter (often uninformed or misinformed) about POD (print on demand) services being offered to self-publishing/independent authors by a growing number of service providers.

Ultimately, the author contemplating self-/indie publishing wants to know:

Which one is best? Which one is the best fit for me? Which one will give me the best ROI (return on investment); i.e., make me the most money?

This blog provides a quick overview in response to these questions.

Why am I an aut...