Terrible Customer Engagement

FNB, how the on earth do you send a message threatening freezing of my account unless I verify my FICA details within 5 days. How on earth can you send this with such incredibly short notice with such potentially devastating consequences to your client? Absolutely unacceptable, I'd expect at least 1 to 2 months advance notice. message as received.

"Please visit any FNB branch or contact our FICA Helpdesk on *** within the next 5 calendar days, after date of this mail and provide the following documentation:"