## ADDED Requirements

### Requirement: System receives parent emails
The system SHALL receive and process emails sent by parents to a designated registration email address.

#### Scenario: Parent sends initial email
- **WHEN** a parent sends an email to the registration address
- **THEN** the system SHALL process the email and pass it to the AI agent

#### Scenario: Parent replies to agent email
- **WHEN** a parent replies to an email from the agent
- **THEN** the system SHALL associate the reply with the existing conversation

### Requirement: Agent responds via email
The system SHALL send the AI agent's responses back to parents via email.

#### Scenario: Agent sends response
- **WHEN** the agent generates a response to a parent's message
- **THEN** the system SHALL send an email to the parent with the response

#### Scenario: Email formatting
- **WHEN** an email is sent to a parent
- **THEN** the email SHALL be properly formatted and readable in standard email clients

### Requirement: Email conversations maintain state
The system SHALL track email conversation threads and maintain registration state across multiple email exchanges.

#### Scenario: Multi-email registration
- **WHEN** a registration spans multiple email exchanges
- **THEN** the system SHALL maintain context and collected data throughout the conversation

#### Scenario: Conversation threading
- **WHEN** a parent continues an existing registration conversation
- **THEN** the system SHALL recognize the thread and resume from the previous state

### Requirement: Email channel handles asynchronous communication
The system SHALL handle the asynchronous nature of email without requiring immediate responses.

#### Scenario: Delayed parent response
- **WHEN** a parent takes hours or days to reply to an agent email
- **THEN** the system SHALL still correctly process the reply and continue the conversation

#### Scenario: Email delivery confirmation
- **WHEN** an email is sent to a parent
- **THEN** the system SHALL track delivery status for troubleshooting purposes