How to become filer

Being overseas pakistani worker, is it necessary to become filer for maintain existing properties and to buy or sale of property.Please advise process to avoid un-necessary problems in our dealings.

Go to fbr website…register urself…provide details of ur property ,income n expendatures n submit… Thats all…all is online process…if u give details of 2 years then ur name will b shown in active tax payer list