text messaging, SMS integration, email and SMS, deployment manager, background service, backgroundmanager.exe.config, backgroundmanagerconsole.exe, message queuing, firewall configuration, database connection, text message provider, ProcessFlows TMS, 123-Txt API, Twilio API, diagnostics mode, message failure notification, log file settings, message check frequency, contact details for phone number, messaging provider configuration, student record messaging, email screen messaging, marketing SMS, queued messages, failed messages, grid views, Message.FailedTextMessageDetail, Message.SentTextMessageDetail, Message.WaitingTextMessageDetail, UK/US: messaging/texting, SMS/email, configuration/setup
