# Core Contributors: Expenses **Open Collective will cover the following expenses:** * Travel, accommodation & meals during Sprints * Travel to conferences (pre-validation required) * Personal development workshop/classes (pre-validation required) **Core contributors are responsible for:** * Healthcare * Office, Hardware / Internet * Commute / Lunches **Core contributors (& part time contributors) should submit their invoices to the corresponding collective:** * opencollective.com/opencollective * opencollective.com/design * opencollective.com/engineering --- # 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://documentarians.gitbook.io/metadocumentation/internal/the-open-collective-way/core-contributors-expenses.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.