You own or otherwise have access to a secure hideout that only you know about. The hideout is completely safe, barring any events during the adventure.
+1: A storage place for supplies. It could be a hidden crevice in a cliff or a security box in a bank.
+2: A secure location that offers some protection against the elements. An old, abandoned shack, an apartment in a condemned building or a small cave in the wastelands.
+3. A hideout that offers protection from the elements in addition to warmth and some comfort. A smaller, unlisted apartment in a resibloc or a shed in the wastelands.
+4: A substantial hideout that not only offers safety, warmth and comfort, it also has some ability for defense, such as a trapped entrance or gun slits. The hideout also offers a secure escape route.