The above notice is known as NOID. This means a "Notice of Intent to Deny". This is usually issued to a person who is seeking legal immigration in to the US that their petition will not be granted in the way that they have presented it.
The NOID is also instructional in that it tell the recipient the instructions or steps that they must take after the receipt of the notice.
The above is an acronym for: U.S. Citizenship and Immigration Services.
This is the name of the body in the United States of America that is in charge of lawful immigration in to the US.
Learn more about US Immigration:
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Full Question:
Notice explaining USCIS action is mailed. We mailed you a notice informing you of the action we intend to take on your case. Please follow the instructions in the notice and submit any requested materials.
What does this mean?