1- Most companies in Qatar works on projects , specially in construction because of unprecedented construction boom . They add or reduce staff depends on projects . Buying perpetual licenses will be very costly for them compared to buying 2-3 years exchange online or Microsoft 365 or cloud . 2- Expensive static IP addresses – Public IP is very very expensive in Qatar compared to other countries . Hosting email servers need Public IPs , the monthly recurring amount for in-house hosted servers is many fold higher compared to exchange…