Basics of WPE

can anyone explain what does

1. Offset
2. Search
3. Modify

means.

Pls explain giving examples from 2.4.3 (duping stackable items) hack. Need to learn how the software works. I'll be making my own hack later :)

Here a guide for english and for german :
[Only registered and activated users can see links. Click Here To Register...] Reads correctly.