Hi Bee, welcome to the forum and well done for making your first post., This link should help you find your way around the site.
Welcome to Benefits and Work Yes, it is very common for a 14 day extension to be allowed to submit the PIP2 form. Thank you for your kind words about B+W, I do hope that you hear something positive without much delay.
Please come back and tell us how you get on. If you bookmark/favourite this topic on your web browser now you will find it easily in future. Then you will be able to add to this rather than having to start a new topic every time you want to say something