# Frequently Asked Questions

## Transactions

* [Transaction Relay](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/transactions#transaction-relay)
* [Block Inclusion Fee](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/transactions#block-inclusion-fee)
* [Zero Fee Transactions](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/transactions#zero-fee-transactions)
* [Child Pays For Parent (CPFP)](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/transactions#child-pays-for-parent-cpfp)
* [Missing Transactions](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/transactions#missing-transactions)
* [CHECKSIG Limit](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/transactions#checksig-limit)
* [Mempools](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/transactions#mempools)
* [Useful Diagnostics](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/transactions#useful-diagnostics)

## Blocks

* [Block Downloads Fail](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/blocks#block-downloads-fail)
* [Block Hex Dump fails](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/blocks#block-hex-dump-fails)
* [Pruning Overview](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/blocks#pruning-overview)
* [Arrival of New Blocks can make the Node Unresponsive](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/blocks#arrival-of-new-blocks-can-make-node-unresponsive)
* [BCH and BTC Blocks](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/blocks#bch-and-btc-blocks)

## Others

* [Unable to complete Initial Block Download](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/initial-block-download#unable-to-complete-initial-block-download)
* [Safe Mode](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/frequently-asked-questions/safe-mode)
* [Log File Warnings](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/frequently-asked-questions/log-file-warnings)
* [Bug Bounty](https://docs.bsvblockchain.org/network-topology/nodes/sv-node/frequently-asked-questions/bug-bounty)