# Summary
- [Introduction](introduction.md)
- [Installation](installation.md)
- [Getting Started](getting-started.md)
- [Authentication](authentication.md)
- [Commands](commands.md)
- [list](commands/list.md)
- [show-contact](commands/show-contact.md)
- [show-phone-labels](commands/show-phone-labels.md)
- [show-contact-labels](commands/show-contact-labels.md)
- [check-all](commands/check-all.md)
- [check-name-english](commands/check-name-english.md)
- [check-name-caps](commands/check-name-caps.md)
- [check-name-first-capital-letter](commands/check-name-first-capital-letter.md)
- [check-name-order](commands/check-name-order.md)
- [check-phone-country-label](commands/check-phone-country-label.md)
- [check-phone-countrycode](commands/check-phone-countrycode.md)
- [check-phone-format](commands/check-phone-format.md)
- [check-phone-no-label](commands/check-phone-no-label.md)
- [check-phone-label-english](commands/check-phone-label-english.md)
- [check-contact-no-label](commands/check-contact-no-label.md)
- [check-contact-label-space](commands/check-contact-label-space.md)
- [check-email](commands/check-email.md)
- [check-email-caps](commands/check-email-caps.md)
- [check-duplicate-phones](commands/check-duplicate-phones.md)
- [check-duplicate-emails](commands/check-duplicate-emails.md)
- [check-labels-nophone](commands/check-labels-nophone.md)
- [merge-by-email](commands/merge-by-email.md)
- [merge-by-phone](commands/merge-by-phone.md)
- [auth](commands/auth.md)
- [version](commands/version.md)
- [complete](commands/complete.md)
- [Configuration](configuration.md)
- [Same Name Issue](same-name-issue.md)
- [Transport Errors](transport-errors.md)
- [Phone Sync Issues](phone-sync-issues.md)
- [Design Decisions](design-decisions.md)
- [Future Ideas](future-ideas.md)