Thanks guys, phone is in the shop for SIM unlock/debrand and ready for pick up.
No I didn't attempt SIM lock myself, and there was 5 attempts remaining just thought about custom roms to speed it up, etc but I guess it's quick enough stock for now.
Off.to the shop pick it up now, happy days
---------- Post added at 02:22 PM ---------- Previous post was at 01:37 PM ----------
Just to let u guys know I just picked up my z1 from the shop, now SIM free and just out of interest the bootloader is now allowed to be unlocked
Still gonna try it stock for a while