When reading posts in ANY forum the reader must be careful to check the facts offered.
The battery although showing a error message may work for you. The only issue I found is the size due to the increased capacity may not allow the cover to close.
Some have used a different cover to close the battery compartment.
I agree, paying $40 to 50 for a $15.00 battery is not the best .
Canada shipping charges . https://www.amazon.com/gp/help/custo...?nodeId=596192
Battery offered on Amazon https://www.amazon.ca/BLACKBERRY-C-M...y+8220+battery