Anyone with experience on sending a invatation pls :)

Hi all

Looking for some advice pls ,
Does anybody have any experience with sending a invatation to someone in Algeria ? I'm in the UK and not very familiar with it all , my partner is in Constantine and would love for him to visit , thank you for any help in advance

Samantha xx

Hi,my friend is married to a british lady,he didn't join her there yet,but as i remember she wz sending him copy of her passport, account schedule, and a written invitation approved at city Hall.