## FAQ

👉 **How does it work?**

Bitdeals signs every deal. Signature is a guarantee that by the deal end, you will be able to leave a feedback message about the seller, and that the deal money will be distributed in accordance with the deal end status.

👉 **How much is the service fees?**

We charge the service fee is 0.5% of a deal amount. Bitcoin transaction fee is included in our service fee, currently it is from 200 to 2000 satoshi.

Commission of a deal arbitrator is set by the arbitrator.

👉 **How-to check a PGP deal signature?**

To check the PGP deal signature you should use our [PGP key](https://keyserver.ubuntu.com/pks/lookup?op=get&search=0xC061D33CE0CDF25D1378BBD3DA2C8764788006B3 "DA2C 8764 7880 06B3"), and a PGP program for signature verification on your device, for example, the [GPG Suite](https://gpgtools.org/) for Mac users or the [Gpg4win](https://www.gpg4win.org/) for Windows users.

👉 **Why you use Bitmessage?**

Because it is ensures a user privacy, since [Bitmessage](https://bitmessage.org/bitmessage.pdf) is a P2P communication protocol that encrypts messages, masks the sender and receiver of messages from others, and guarantees the sender of message cannot be spoofed.

👉 **Can I sell a decriminalized drugs in my country?** 

No, you can't. We don't provide our service at turnover of an age-restricted products. You can read the full restrictions list [here](../info/terms).

👉 **Do you have the Bitcoin testnet support?** 

Yes. Please use special [PGP testkey](https://keyserver.ubuntu.com/pks/lookup?op=get&search=0xC061D33CE0CDF25D1378BBD3DA2C8764788006B3 "DA2C 8764 7880 06B3").

