My Compound Does the PCR Test on Everybody

But so does my school.

What has happened twice is that in the afternoon, the school has everyone take PCR tests; the next morning my apartment complex then wants to have all residents take PCR tests.

To get out of being tested twice in 24 hours, I have to show the apartment complex guard something on my phone like a certificate or a QR code.  If you can't do this, you got to get tested again.  A few of my colleagues have had to take the test at their apartment complexes while I haven't had to,