Question about IB! Need all opinions and past experiences I can get. 🙄

💕 Kortnee Marie 💕 • 28, married to my best friend, mommy to 2 handsome little men. TTC #3. Junior && Mason's mommy :)
How long after implantation & implantation bleeding can you get a bfp?? I got a super faint line a couple days ago then started spotting and I'm no where near af!! Doctor thinks it was implantation. Thanks in advance!