i dont do monthly deposits it just sits in my account. I can try to find the paperwork they gave me but I went 4 times to immigration. Each time was 3 months of statements
Depending on your bank and branch. Every requirement will be different. I had a similar post a few weeks ago and were finding out that the same bank but a branch down the street in some cases had different requirements
Ya as Lord Thurkettle mentioned. Permanent residency is not easy, like at all. And just because your spouse passes away does not get you some sort of brownie points towards it.