Number remain ex directory ?

[#1]

Now, how many 10's of bytes max.per customer would that be to add to the existing customer database 

[#2]

It's not the extra storage space that's the concern, it's the development work required to store the information and create a manual mechanism for updating the stored data

[#3]

Quote from: Ben

@Razer Definitely ex-directory: Main Line Directory Type = Ex-Directory (Not Published)

Thank you, kindly, Ben.