https://www.anime-planet.com/users/sheikh122/lists/metodos-rapidos-para-hablar-con-un-repre-1315754

https://support.google.com/edu/classroom/thread/337969805?hl=en&sjid=4266165195400771554-NC

https://air-line-help.tawk.help/article/southwest-airlines-customer-support-guide-fast-solutions-for-flights-bookings-bags?preview=1&token=eyJhbGciOiJFUzI1NiIsInR5cCI6IkpXVCIsImtpZCI6Imtub3dsZWRnZS1iYXNlLXNlcnZpY2UtMjAyMDA3MTYifQ.eyJpYXQiOjE3NDQ1MzY4MDgsImV4cCI6MTc0NDU0NDAwOCwianRpIjoiZzVveEs5WWc4b1VuTmJ1NzE2VU82In0.IiR8kBMVlke8Br36pqWCEcqx7qQVIen6ABnwRFctM20mOissHH1aKjdj71V3eaof_RMkXw_igHnHth5tLA7aUQ

https://support.google.com/calendar/thread/337969675?hl=en&sjid=13566236968514811898-NA

https://www.anime-planet.com/users/sheikh122/lists/servicio-de-atencion-al-cliente-de-unite-1315755

https://forums.serebii.net/threads/ways-to-call-lufthansa-airline-customer-service-by-phone-emails-chat-and-other-options-a-step-by-step-guide.782371/

https://support.google.com/nonprofits/thread/337968501?hl=en&sjid=11662366150426146353-NC

https://support.google.com/edu/classroom/thread/337968938?hl=en&sjid=4266165195400771554-NC

https://travelsupportdesk.tawk.help/article/does-celebrity-cruises-have-live-chat

https://www.anime-planet.com/users/sheikh122/lists/contacte-directamente-con-un-agente-de-u-1315756