IngramSpark ISBN requirements explained! Free vs own ISBN, Indy Pub imprint, barcode specs, and what every self-publisher needs to know.

Update ISBN metadata after publishing. Learn what's changeable on Bowker, KDP, IngramSpark & when you need a new ISBN. Step-by-step guide.

ISBN vs ASIN explained! Understand the difference between Amazon's product ID and the global book identifier. Essential guide for KDP authors.

Critical look at Lulu's unique imprint name policy. ISBN agencies don't enforce this, so why does Lulu? Learn how this affects self-publishers.

Complete guide to printer's key and number lines in book publishing. Learn how to identify first printings, read number lines, and understand their importance for authors and book collectors.

Compare vanity presses vs hybrid publishers. Learn why self-publishing with freelancers from Fiverr is the smarter, more affordable choice for indie authors.

Edelweiss Plus vs NetGalley comparison for indie authors. ARC platforms, pricing, pros/cons, and budget-friendly alternatives explained.

Learn what BISAC codes are and how to use them to make your book more discoverable on Amazon, IngramSpark, and other platforms.

Learn how to obtain an LCCN as an indie author. We cover the process for US authors and the LLC workaround for international self-publishers.

Compare GS1 and ISO: the difference between creating standards (ISO) and managing supply chains (GS1), and how they intersect to create the global economy's infrastructure.