1. Yes 2. www.bythom.com for the "Complete users guide to the D100". This is a really excellent e-book that goes far beyond the Nikon manual. 3. No - make your own. 4. 2 above 5. You need photoshop or some other graphics program in addition to NC or Bibble - I much prefer Photoshop. 6. RAM is cheap - go with a gigabyte.