Sad day...

Sierra • I`m 23, I am married and we have a three year old boy and an 18 month old boy, we are trying for a girl.
Got a BFN this morning. I'm getting really tired of seeing that... :( I feel like I'm never going to be pregnant. I'm 10 DPO has anyone tested at 10 DPO got a BFN and later got a BFP?