The only thing you can is to have a mobile phone contract, your bank details and a mortgage, or rent which are all up to date.
Your credit rating won't begin to pick up anyway until 12 months after the IVA has finished, but these things do help.
Sharing from experiences of dealing with debt
The greatness of a man is not in how much wealth he acquires, but in his integrity and his ability to affect those around him positively.
Bob Marley. http://kallis3.blogs.iva.co.uk