You can update address anytime before or after AOR .
https://www.canada.ca/en/immigration-refugees-citizenship/services/application/change-address.html
You don’t need to provide any additional documentation like work related, education or any proofs of funds unless they are requested by officer working on your case . Just only include documents mentioned on checklist.
https://www.ontarioimmigration.gov.on.ca/oinp_index/resources/app/home/index.html#!/form.
To request a Work Permit Support Letter extension, you must provide:
copies of your two most recent pay slips
a scanned copy of your current work permit
I mean you can still use same job offer but things will complicate. In this case just send webform and wait for first application to be approved. Send couple of webforms
Hmm , if you already uploaded pic and declared you are in Canada and provided address, you should not worry about it . Lots of people waiting for Ecopr these days. Also it depends what office is handling your application for Landing you are PR .
This is pretty normal. If you already got portal 1 email and you replied to it , portal 2 email will come soon which can take around 1-12 weeks . There will be no negative impact if you replied to email million times .
I mean if you are pretty sure that it will get refused you can apply again for new work permit. You can do is submit new application with another job offer in employer portal and pay compliance fees and attached all required documentation this time . Apply new application and withdraw old...
You can apply anytime. There is no timeline to submit it . Ask your employer to submit it asap and apply for new work permit if your previous one is expiring soon . It’s pretty easy process to submit job offer...