# Outsource Accelerator

> Outsource Accelerator (OA) is the world's leading marketplace and advisory for business process outsourcing (BPO). We help businesses understand, compare, and engage outsourcing suppliers — primarily in the Philippines and other offshore destinations — through independent guides, supplier directories, industry rankings, podcasts, and free advisory services. Founded by Derek Gallimore.

Outsource Accelerator publishes independent, educational content about outsourcing and the global BPO industry. Our material covers how outsourcing works, what it costs, which functions and industries are commonly outsourced, and how to choose and manage an outsourcing supplier. The pages below are the best starting points for understanding the industry and our offering.

## Start here

- [Ultimate Guide to Outsourcing](https://www.outsourceaccelerator.com/guide/ultimate-guide-to-outsourcing/): Our flagship, end-to-end explainer covering what outsourcing is, how it works, costs, benefits, risks, and how to get started.
- [What is outsourcing? (Glossary)](https://www.outsourceaccelerator.com/glossary/outsourcing/): Plain-language definition of outsourcing and core related terms.
- [About Outsource Accelerator](https://www.outsourceaccelerator.com/about/): Who we are, what we do, and how we stay independent.
- [Our methodology](https://www.outsourceaccelerator.com/methodology/): How we research, rank, and vet outsourcing suppliers.
- [Derek Gallimore (Founder)](https://www.outsourceaccelerator.com/derek-gallimore/): Background of OA's founder and host of the Outsource Accelerator Podcast.

## Core guides

- [Comprehensive Guide to Outsourcing Finance and Accounting](https://www.outsourceaccelerator.com/guide/comprehensive-guide-outsourcing-finance-and-accounting/)
- [Comprehensive Guide to Outsourcing Human Resources](https://www.outsourceaccelerator.com/guide/comprehensive-guide-to-outsourcing-human-resources/)
- [Comprehensive Guide to Outsourcing Payroll Services](https://www.outsourceaccelerator.com/guide/comprehensive-guide-to-outsourcing-payroll-services/)
- [Guide to Choosing the Type of BPO Service Level](https://www.outsourceaccelerator.com/guide/guide-choosing-type-bpo-service-level/)
- [Best Outsourced Functions Within a Business](https://www.outsourceaccelerator.com/guide/guide-best-outsourced-functions-within-business/)
- [Guide to Doing Outsourcing Business in the Philippines](https://www.outsourceaccelerator.com/guide/guide-to-doing-outsourcing-business-in-the-philippines/)
- [All guides](https://www.outsourceaccelerator.com/guides/): Full index of OA's 130+ outsourcing guides.

## Outsourcing by function

- [Virtual assistant](https://www.outsourceaccelerator.com/business/virtual-assistant/)
- [Customer service](https://www.outsourceaccelerator.com/business/customer-service/)
- [Finance & accounting](https://www.outsourceaccelerator.com/business/finance-accounting/)
- [Software development](https://www.outsourceaccelerator.com/business/software-development/)
- [Digital marketing](https://www.outsourceaccelerator.com/business/digital-marketing/)
- [Lead generation](https://www.outsourceaccelerator.com/business/lead-generation/)
- [Payroll](https://www.outsourceaccelerator.com/business/payroll/)
- [Design & graphics](https://www.outsourceaccelerator.com/business/design-and-graphics/)

## Suppliers, rankings & directory

- [OA500 Index](https://www.outsourceaccelerator.com/oa500/): OA's annual ranking of the world's top BPO and outsourcing firms.
- [OA500 methodology whitepaper](https://www.outsourceaccelerator.com/oa500/methodology-whitepaper/): How the OA500 ranking is built and scored.
- [Outsourcing supplier directory](https://www.outsourceaccelerator.com/directory/): Searchable directory of vetted outsourcing companies.
- [Outsourcing cost calculator](https://calculator.outsourceaccelerator.com/): Estimate outsourcing savings and staffing costs.

## Podcasts, media & research

- [The Source](https://www.outsourceaccelerator.com/source/): OA's content hub: the umbrella for outsourcing news, guides, whitepapers, and podcasts.
- [Outsource Accelerator Podcast](https://www.outsourceaccelerator.com/source/podcasts/): 110+ episodes interviewing BPO leaders and outsourcing buyers.
- [Articles](https://www.outsourceaccelerator.com/source/articles/): Index of OA's editorial articles on outsourcing news, trends, and how-tos.
- [Glossary](https://www.outsourceaccelerator.com/source/glossary/): 250+ defined outsourcing and BPO terms.
- [Whitepapers](https://www.outsourceaccelerator.com/source/whitepapers/): In-depth research papers on the outsourcing industry.

## Services

- [Get 3 free quotes](https://www.outsourceaccelerator.com/business/quote/): OA's free supplier-matching service for clients; answer a few questions about the roles you need and OA connects you with up to 3 vetted outsourcing suppliers.
- [Talk to OA / book a consultation](https://www.outsourceaccelerator.com/meet-oa-team/): Reach the OA team for independent, no-cost outsourcing advice.
- [Register your BPO / partner with OA](https://www.outsourceaccelerator.com/sign-up/): For outsourcing firms looking to list in the OA directory and reach clients.

## Optional

- [Write for us](https://www.outsourceaccelerator.com/write-for-us/): Contributor guidelines for outsourcing writers.
- [Privacy policy](https://www.outsourceaccelerator.com/privacy-policy/)
- [Terms & conditions](https://www.outsourceaccelerator.com/terms-conditions/)