In your case if you cannot get call logs you can may be write a letter explaining the network you use and why you cant get hold of the records. Anyone please correct me if i am wrong , When i applied for my wife i supplied mobile bills and explained in the letter that i use the third party service ...

These are the facts about me and what I have already. 1. Got my PSW in March 2012 2. Married in 2010, just 2 months before coming to the UK for Masters. 3. Have a wife and a 2 year old son in Nigeria. 4. 1800 balance for 3 months. To my questions (Planning to bring in my wife (only, for now) in July...