<p>Most markets run a centralized server that keeps track of user accounts, and then only submits transactions to the bitcoin blockchain when a user withdraws their funds (or the move coins internally, etc). This model leaves the user with more risk (the exchange gets hacked and they lose their coins), but they are able to perform a huge amount of trades without paying any transaction fees to the bitcoin network. </p>

CC BY-SA 3.0
2018-02-08T12:02:10.627Z
2018-02-08T12:02:10.627Z
chytrik
<p>I'm making a service that is similar to markets so I sometimes need to make users send bitcoins without waiting for one confirmation.
So I'm considering how markets that deal cryptocurrencies solve the problem.</p>

<transactions><unconfirmed-transactions>
How can I send bitcoins without waiting for at least 1confirmation?
西田龍
# How can I send bitcoins without waiting for at least 1confirmation?

(Asked by: username_0 on 2018-02-08)

I'm making a service that is similar to markets so I sometimes need to make users send bitcoins without waiting for one confirmation.
So I'm considering how markets that deal cryptocurrencies solve the problem.

**Tags:** transactions, unconfirmed-transactions


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## 1 answers

### Answer by username_1 on 2018-02-08. Score: 3 | Accepted answer

Most markets run a centralized server that keeps track of user accounts, and then only submits transactions to the bitcoin blockchain when a user withdraws their funds (or the move coins internally, etc). This model leaves the user with more risk (the exchange gets hacked and they lose their coins), but they are able to perform a huge amount of trades without paying any transaction fees to the bitcoin network.


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