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  1. Lob
  2. FAQ
  3. Lob Basics

Lob Basics

  • What can I do with Lob?
  • Can I track my mail?
  • How long until my mail is delivered?
  • Is Lob available outside of the US?
  • How long does Lob keep API logs for my account?
  • What are some best practices and recommendations around using First-Class Mail and Marketing Class Mail (aka Standard Class)?
  • Why is the content of my mail missing not rendering?
  • What does a Return to Sender scan mean for my mail tracking?
  • Why am I receiving a sizing error when my image(s) appear to be correct in my design tool?
  • Why does my design render differently with Lob than with my design tool?
  • How do I setup webhooks?
  • How can I view aggregate mail analytics?
  • What is the difference between my Secret and Publishable API Keys?
  • Can you provide a SOC 2 report?
  • How do I know if my mail has been delivered or not?
  • What is the recommended color space for my images?
  • Can I change my account time zone?
  • Does Lob ship to US territories?
  • I can't cancel mail from my dashboard anymore. What can I do?
  • What do I need to do to opt for the NCOA feature?
  • Can I run a NCOA check for international addresses?
  • What is National Change of Address (“NCOA”)?
  • What does a “Mailed” tracking event mean?
  • What should I do if my mail piece does not receive a tracking event?
  • What is Standard Mail?
  • What are Lob’s business hours of operation?
  • Do you support Typekit Fonts?
  • Do you support Google Web Fonts?
  • Can I use custom fonts in HTML?
  • What types of fonts do you support?
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