I need to contact the Xbox enforcement team by any means necessary

There is no way to contact the enforcement team except to file an appeal. You would have received an email with a link, which may take up to 48 hours to provide details

Alternatively you can log into yout account at https://enforcement.xbox.com

The problem is that I already did, and I received a case review. But I wasn’t able to fulfill the requirements to have my Xbox account unbanned, and they said in an email that if I contacted support they would reopen the case review. The only problem is that support can’t reopen the case review, only the enforcement team can, and support can’t contact the enforcement team apparently

That's not.what the enforcement team is telling you

They are asking you to.request an unauthorized access case

xHAZMAT RADIOx is spot on here.

I do find it interesting that some people see an Xbox Live subscription as similar to a Neflix or Amazon video subscription. With those, you just watch shows and films, you don't interact with other people. Xbox Live is an interactive community gaming service,
because of this, it needs rules and you agreed to these rules when you signed up. It doesn't matter that you pay for it and you buy games for the system, you need to abide by the Code of Conduct.

"If you have an enforcement action against you, there's literally nothing you can do about it."



If you want to contact the Xbox Live Policy & Enforcement Team you can file a Case Review

- You can't file a Case Review if the suspension is less than 24 hours or you failed the questionnaire.


- Note: Currently, Xbox device bans are not eligible for Case Review.

Case Review -
https://enforcement.xbox.com/en-US/Home/HowTo#sub-topic0-6

"We pay for the games, we pay for the Xbox live subscriptions"

- You also agree to abide by the Terms of Use and Code of Conduct. Just because you pay for the service doesn't give you or anyone else the right to abuse the system or the others that pay just the same as you.

Code of Conduct -
https://enforcement.xbox.com/en-US/home/codeofconduct

Xbox.com Terms of Use - https://www.xbox.com/en-US/Legal/XboxComTOU

"so that someone could make a complaint and get me banned"

- If you abide by the code of conduct and terms of use, you're set. If you're going to use a derogatory vocabulary of mainly 4 letter words, then yeah, I'd say you're going to get a suspension.

- Will I get banned just because I received complaints?

No. A common misconception is that a certain number of reports will result in an automatic suspension. According to the myth, even if you haven’t done anything wrong someone can get you suspended by encouraging players to file many complaints. This is completely
untrue.

XBLPET investigates complaints and takes each report into consideration when making an enforcement decision, but a certain volume or frequency of complaints doesn’t guarantee a suspension. We take an evidence-based approach to enforcement and take numerous
factors into account when considering issuing a suspension.

https://enforcement.xbox.com/en-US/home/howto#sub-topic0-5



If someone is making offensive remarks to you, do not reply back to them. Report and block them.

- If you're in a party chat and offensive remarks are being made. Your account may receive a suspension just for being in that party if the party is reported.

Submit a report on Xbox One -
https://enforcement.xbox.com/en-US/Home/HowTo#sub-topic2-0

It's your account and you're responsible for it.