It acts as a middle man to ensure no fraud will take place. But don't get your hopes up too much cause there's no way to guarantee safety 100% but it's still way better than having none.
The process is generally like this: (Depends on what terms both parties agreed)
>buyer sends payment to escrow
>escrow confirms
>seller sends the "product"
>buyer confirms
>escrow release the funds to seller
What happens when I send my hardware to the buyer and he refuses to pay and never sends it back?
That's why there's an escrow in the middle! If that happens they can just send the funds to you.
Do I need an Escrow agent? Who is he? How do I find one?
Imo if you're transacting with a stranger you barely knew, yes
Who is he? How do I find one?
We have escrow agents here in the forum, I would recommend using them! Some have been here for years and has transacted with over hundreds/thou of btc.
⛓LIST⛓ BitcoinTalk's Escrow Providers: Ranking & Blacklist ☠ Avoid Scammers ☠Choose a reputable escrow, do your own research, make sure you are not transacting with a fake one, always ask for a sign message.