Hi,
What kind of office manager? Means Trade?
normally Manager Salaries in private sector ranges from 15,000 - 19,000 QR.
For 2 BHK apartment, fully furnished 6,000 - 9,000 per month
unfurnished 5,500 - 7,500 per months.
fuel is very cheap, 1 Qatari Riyal per liter.
Hope this will help