Push Notification 40 Character Alert

Write push notifications for {{app_name}}.

CONSTRAINTS:
- Title: Maximum 40 characters
- Body: Maximum 100 characters
- Must communicate value immediately
- Clear action or information
- Respectful of user attention
- No clickbait
- Appropriate urgency level

Notification type: {{notification_type}}
User action to drive: {{desired_action}}
Context: {{context}}
Time sensitivity: {{urgency}}

Provide:
1. 5 title/body combinations
2. Deep link recommendations
3. Optimal send timing
4. A/B test variations
5. Frequency cap considerations