1)Received the "do you want to immigrate'' email on September 7 and replied to it the very next day.
2)Application changed to 'submitted' ,they also sent us an email as my spouse declared me in the email to add me to the application.
3)They had sent us an email in 7 days sending us the forms, pcc, birth certificate etc to send it via their webform.
4)Today we again received an email from them saying " we are still processing your application. even if you didn't hear from us we will update you shortly'.