dash-docs/en/glossary/high-priority-transaction.html
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High-priority transaction
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<h1 id="high-priority-transaction-free-tx">High-Priority Transaction, Free Tx</h1>
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<p><span>This definition comes from the <a href="/en/developer-glossary">technical glossary</a>.</span></p>
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<h2 id="definition">Definition</h2>
<p>Transactions that dont have to pay a <a href="/en/glossary/transaction-fee" title="The amount remaining when the value of all outputs in a transaction are subtracted from all inputs in a transaction; the fee is paid to the miner who includes that transaction in a block." class="auto-link">transaction fee</a> because their <a href="/en/glossary/input" title="An input in a transaction which contains three fields: an outpoint, a signature script, and a sequence number. The outpoint references a previous output and the signature script allows spending it." class="auto-link">inputs</a> have been idle long enough to accumulated large amounts of priority. Note: <a href="/en/glossary/mining" title="Mining is the act of creating valid Dash blocks, which requires demonstrating proof of work, and miners are devices that mine or people who own those devices." class="auto-link">miners</a> choose whether to accept <a href="/en/glossary/high-priority-transaction" title="Transactions that don't have to pay a transaction fee because their inputs have been idle long enough to accumulated large amounts of priority. Note: miners choose whether to accept free transactions." class="auto-link">free transactions</a>.</p>
<h3 id="synonyms">Synonyms</h3>
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<p>High-priority transaction</p>
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<p>Free transaction</p>
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<h3 id="links">Links</h3>
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<p><a href="/en/developer-guide#term-high-priority-transactions">High-priority transactions</a> — Developer Guide</p>
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<li>
<p><a href="https://en.bitcoin.it/wiki/Free_transaction_relay_policy">Free transaction relay policy</a> — Bitcoin Wiki</p>
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