If you have your own test kit, this is the cheapest online observation site that I can find...only $9.99 USD
https://onpoint-testing.com/product/certified-teleservice-covid-testing/?gclid=CjwKCAjwnZaVBhA6EiwAVVyv9Djwvb4Xo6F48Fpjd22EsrG71d0tXcoB2zceOAXq-iArbiik22YVehoCSfYQAvD_BwE