Aloha to you too my friend ( is that right or is there another word ),
I have both LS1 Edit / Hp Tuners. I would definately recommend Hp. I am by no means an expert but am learning along the way. I will share all what I have learnt with you

Keep in touch. PM me and I'll give you my MSN handle .
Oh yeah , for Hp Tuners :
Minimum Requirements:
Windows 98SE or Better
350 mhz PC or Laptop
64 MB of RAM
Native Serial Port or PCMCIA serial adapter
Recommended Requirements:
Windows 2000/XP or Better
650 mhz PC or Laptop
128 MB of RAM