If it wasn't for this forum:I know the feeling so well my friend! Any way once it's done, thinking back and getting all stressed out is not good, I have done it many times haha! We shall just wait and see! Hopefully all goes well for al of us!
1) I would have never been able to link my application;
2) I would have messed up the majority of the documents;
3) I would have lost my mind.
As far as expertise goes, I feel like the senior members here could all go work for IRCC.