The solution must be fully cloud hosted and require no on-premises or client software to be installed. The solution must not require the installation of any application, software, or special configuration on employee / end-user mobile devices. The solution must support all major U.S. based cellular carriers (Verizon Wireless, AT&T including FirstNet, and T-Mobile). Proposer to describe how text messages are captured directly from carriers (Provide response on an additional page). The solution must automatically capture inbound and outbound SMS and MMS messages with near-real-time ingestion. The solution must have the ability to retain message metadata (timestamp, sender, recipient, carrier, attachments, etc..). The solution must provide advanced search by sender, recipient, phone number, date range, keyword, or attachments. The solution must export search results in common formats including PST, PDF, CSV, and EML as well as provide for bulk export options. Retention schedules must be configurable by City (e.g., 1 year, 3 years, or custom). The solution must have the ability to apply policies by user, group, or organization level. The solution must provide secure and verifiable deletion of records at the end of retention periods. Full audit trails for access, searches, exports, and policy changes are required. Compliance with relevant federal and California state record laws is required. Data in transit and at rest must be encrypted. The solution must provide the ability to choose or restrict data storage locations to US-based only. Capability for Single Sign On / SAML integration with existing identity providers. The solution must provide role-based access controls and least privileged permissions capabilities. The solution must provide a centralized web-based admin console for managing users, retention policies, and searches. The solution must have built-in reporting for activity logs, usage, retention, and export history. All costs for setting up, onboarding, configuration support, admin training, storage, and any other costs required for go-live should be included in final pricing.