The first-90-days admin checklist

Landing is a paperwork sprint. A rough order that works: activate your I-20 and report to your DSO, apply for an SSN if eligible, set up a bank account, get a state ID or driver license, and set up a phone plan that does not need credit. Keep digital and paper copies of your I-20, I-94, passport, and visa. What is one task you wish someone had told you to do sooner?