1. can use whatsapp qr code to scan and connect? 2. if the number is not in the system, can direct type whatsapp number to send whatsapp? 3. about the schedule message, can schedule every months 2 messages once in 2 weeks up to 2 years to a whatsapp number? 4. it is using web whatsapp log in or cloud? 5. if got log out, all the scheduled task will stay? or will be gone? 6. what is the support's email?