---
title: "Working with data sources"
slug: "working-with-data-sources"
description: "Learn how to master currency conversion, timezone issues, and working with aggregatable and non-aggregatable data."
updated: 2025-07-14T15:55:52Z
published: 2025-07-14T15:55:52Z
canonical: "docs.supermetrics.com/working-with-data-sources"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://docs.supermetrics.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Working with data sources

This folder contains instructions and information that applies to multiple data sources. This content gives you tips and tricks for working with different types of data — be it how to best measure your audience or work with time zone challenges.

## In the spotlight

- [About reach](/v1/docs/about-reach) — Learn how to work with the reach metric
- [About aggregatable and non-aggregatable data](/v1/docs/about-aggregatable-and-non-aggregatable-metrics) — Types of data that can be summed up and the data that shouldn’t be
- [Time zone settings](/v1/docs/about-timezone-settings-and-timezone-discrepancies) — How to make sure your data matches across the globe
- [Currency conversions](/v1/docs/how-to-convert-currencies-in-supermetrics) — Learn what data sources have currency conversion fields and how to work around the ones that don’t have them