My trick to avoid this has been to use single-use credit card numbers that I generate via privacy.com. You can create credit card numbers and assign a spending

My trick to avoid this has been to use single-use credit card numbers that I generate via privacy.com. You can create credit card numbers and assign a spending limit to them. Some service can detect that and will refuse the card, but many don't. Once you're done signing-up, simply delete your generated credit card.