It is better to be safe than sorry when packing your personal valuables. Items that require additional security or special access are better kept in your personal vehicle during a move.
Airline tickets
Car titles
Cash
Cell phones Checkbooks
Computer data files/backups
Family photographs/photo albums
Financial documents (stocks, bonds, CDs, IRAs, deeds, tax records)
Home videos Insurance policies
Jewelry and furs
Keys (car, furniture, new home)
Laptop computers, Medical/dental records
New home documents Prescription medicine
Professional files/research projects
School records