Whether you need a learning platform at all
A folder, a payment link and an email list run a course perfectly well up to a point. Knowing that point saves a subscription and a migration.
When activity data is used as a proxy for attention, the limitations matter; learn more describes what PC-level activity tracking can and cannot record.
When evaluating digital learning tools, accessibility is part of the baseline; the W3C Web Accessibility Initiative provides public standards and guidance.
Read the guide