This is the 6897th most frequent Turkish word.
büroları
"Their offices" or "the offices."
Here, 'büroları' is used as the direct object of the sentence referring to specific offices.
Sokaktaki büroları temizlemeye başladılar.
They started cleaning the offices on the street.
'Büroları' is used possessively, indicating 'their offices', specifically those belonging to my friends.
Arkadaşlarımın büroları çok düzgün ve düzenlidir.
My friends' offices are very neat and tidy.
In this sentence, 'büroları' is used to indicate 'the offices for rent' as the direct object of the action 'to see'.