Learn
Plain explanations of digital business cards and how to choose one. Written to be useful whether or not you ever use NexaLink.
What is a digital business card?
What they are, how link, QR and NFC sharing differ, how they compare to paper, and what to look for when choosing one.
AppSumo buyer's guide
How lifetime deals work on AppSumo, what stacking and tier upgrades mean, and how to judge whether a deal is worth taking.