The usual bread and butter for a chiropractor. What you see (and hear) from the ASMR videos. Though it is very helpful in aiding the recovery of neuro-musculoskeletal ailments, Endorphin Garage Chiropractic believes it is only a small part of the process to recovery.
Dr. Dre was uses primarily the diversified technique of chiropractic but also mixes in some drop table, and activator techniques for his adjustments, and accomodates to whatever would benefit his patient more or preference.