Has anyone cleared a sample, know how the process goes, what it takes to clear a sample (obviously $), or know websites/companies that help with sample clearance?
i don't know personally, but i have a friend that does that, if you're on twitter his is twitter.com/JRELZEXCLUSIVE, if you're not on twitter PM me and i'll give you his email.
DMG Clearance is a legit company who clears samples. I have never cleared anything and operate in the grey zone. If you have a record you think potentially may go big and generate some publishing, then by all means clear it. Otherwise save your money and time. Two sample clearance articles here: