Pick whichever fits, or just email us directly — a real person reads every message.
Bug reports, content errors, billing questions, or general feedback — signed-in learners get the fastest response through the in-app feedback form.
Sign in and send feedback →Hiring manager or recruiter checking a credential? Every certificate is publicly verifiable — no account needed. Something look wrong? Email us.
Go to certificate verification →Questions about the affiliate program — attribution, commissions, payouts — are best answered on the partner dashboard, or by email.
Visit the partner program →