# Community Relayers Community Relayers are open wallets that function as intermediaries for Bit Bank privacy users in sending transactions and paying gas to the underlying blockchain. Thus, transactions from Relayer addresses that are private appear to be public. Anyone might theoretically be a Relayer because they are nothing more than a cryptocurrency wallet. The tiny Node.Js that Relayers run transmits fees to Relayer Clients (i.e. wallets equipped with Bit Bank). Relayers also carry out transaction processing automatically. Users choose a suitable Relayer when sending a transaction in Bit Bank, often based on availability and inexpensive fees. Except for a fee that is packed to pay for the Relayer's services, the transaction's contents cannot be read by the Relayer since it is encrypted in transit. When a transaction is received, the chosen Relayer --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.bit-bank.io/privacy-protection/zero-knowledge-proof/community-relayers.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.