Hi i applied for common law in august 2016 andi want to link my application to my online gckey account but when i try to link in the application there is question saying (how many family members including principal applicant are part of this file) so what i have to answer there cause on my side i have 5 family members including me and for my girlfriend is also same 5 family member so how many should i write there for that question plz anybody help me regarding this question i shall be thankful. :'(