They will be workin as tea boy
They will be drivers
They will be immigration coordinators
They will be Peons
They will be taxi drivers or limo!!
They will be standing on road lookin for lift
They will be sweating out in heat like the labours workin on construction site
and sure will hardly work right now they just come for just few hours not even on time and stay at their office meet ppl, coffee, gossip in phones and leave where to the markets or some hotel.
the number of expatriate workin in civil defence will drop down only locals will be so guess will come to 40%.
like every populated nation crime rate might increase.
They are educated but not all of them are skillful. Only skillful in Cell phones and 4x4.
Alot more etc etc.

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