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FractionalBAS.com is operated by Xmark Labs, LLC. Use this page to reach us with questions, corrections, or editorial inquiries.

What We Can Help With

We welcome messages about the following:

• Corrections. If you believe an article contains a factual error or outdated information, please include the article URL and a link to a primary source supporting the correction. See our corrections policy for details.
• Editorial questions. Questions about our sourcing methodology, editorial independence, or content policies. See editorial standards for the full overview.
• Research and data questions. If you are a researcher, journalist, or industry professional with questions about the sources we cite or the building monitoring space generally, we are happy to help where we can.
• Building monitoring questions. If you are evaluating monitoring options for your building and have a question the site does not answer, let us know. We consider reader questions when planning new content.

We do not accept sponsored content, guest posts, link exchange requests, or paid placement of any kind.

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About FractionalBAS.com

FractionalBAS.com is a vendor-neutral educational publisher covering building monitoring, indoor air quality, and energy efficiency for small commercial buildings. The site is operated by Xmark Labs, LLC.

Xmark Labs builds Nosy, a wireless environmental monitoring platform for buildings under 100,000 square feet. FractionalBAS.com is kept editorially independent from Xmark’s product marketing. Some pages include a clearly labeled reference to Nosy as a “recommended solution.” All other content is vendor-neutral.

For product inquiries about Nosy, visit whatisnosy.com.