The tall building in the background is the Ocean Club Tower, which is condos:
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As soon as I saw that Ocean Club building, and that it had balconies, and was of a certain age, I had a hunch it was condos, and on the beach, because until recently, tall residential blocks like that in SoCal were only built along beaches, or in spots with beach views. So that was my starting point.
On Google street view:
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Here's her building; the door on the left is number 30; the mailbox is hidden behind the bushes:
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There's a more recent view from two years ago, which looks a little better; you can see the mailboxes:
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"Enhance":
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Next door, to the left, is the fence and gate with the No Parking sign:
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It was shockingly easy to find, once I decided she was most likely to still be in Long Beach and must be down near the water. I dropped the street view marker in random spots along E. Ocean Boulevard until I spotted the right configuration of windows on the Ocean Club Towers on the third or fourth try. Once I had that, it was easy.
ETA: Forgot the map!
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