When do YOU take your OPKs?

B • One 🌈 & 6 👼 | TTC for #2 💜 Engaged June 2020💍 Auto Mechanic 👩🏼‍🔧

I hear two different things.

Take it in the morning or take it no later than 8pm at night.

I tried this. So far, I get darker but not positive dark OPKs in the am than I did testing in the pm.

What has worked for you?