Mpl License Commercial Use
What do I have to do? Nothing. Like all other free and open source software, software available under the MPL is available for anyone (including individuals and companies) to use for any purpose. The MPL only creates obligations for you if you want to distribute the software outside your organization.
The MIT license gives users express permission to reuse code for any purpose, sometimes even if code is part of proprietary software. As long as users include the original copy of the MIT license in their distribution, they can make any changes or modifications to the code to suit their own needs.
What is the MIT License? Top 10 questions answered | Snyk
Is Mozilla Public License free?
Mozilla is the custodian of the Mozilla Public License ("MPL"), an open source/free software license. The current version of the license is MPL 2.0 (html | plain text).
Mozilla Public Licence
Many of the most common free-software licenses, especially the permissive licenses, such as the original MIT/X license, BSD licenses (in the three-clause and two-clause forms, though not the original four-clause form), MPL 2.0, and LGPL, are GPL-compatible.
License compatibility - Wikipedia
The Mozilla Public License (MPL) is a free and open-source software license developed and maintained by the Mozilla Foundation.
Mozilla Public License - Wikipedia