Help please... ttc baby #1

Brianna • 10/21/17💍 1/31/21💙 1/26/24🎀

Been trying for baby #1 for 4 months now with no luck so thinking about trying this to help us. So I have a few questions.

How do you test with opk?

When should you start doing it?

How many times a day should you test if needed?

What are the best tests to buy for it?

Tips?