If you have a nulled version of Invision Power Board and you want to make it legal (at least on others eyes) here is a small tip:
Open with any text editor the file /sources/classes/class_display.php.
Make a search for this
Replace with this
Above you see Invision Power Board. Replace it with:
Invision Power Board
For the IPScheck and IPSreport functions Search for "0You do not have permission to view this page". Replace with "--"
Above you see
Remove it. Also Remove:
Now if anyone try to see if your board is legal, he will see that you have an innocent IPB 2.0 trial.