Home button was not always working and sometimes did it's own double pressing.
Took about 2 hours. Followed the guide using all the recommended tools, glad I did, it's tricky and goes quickly once you're there. The hints were awesome. I remember this rubber sleeve lying on the desk and I was like, "where does this go?". Needless to say the hints told me exaclty!
Take you time. Use surgical or exam gloves to keep the skin oils off the metals, etc. Also they provide additional grip.
Heavy-Duty Suction Cups (Pair)
SIM Card Eject Tool
Mako Driver Kit - 64 Precision Bits