Books I Recommend
FORCE-FIELD ANALYSIS WORKSHEET – Right click and “save as” to use this free Excel based Force-Field Analysis. There are two pages in the worksheet. One is for non-weighted analysis, the other page is for weighted analysis.
A digital pen such as SolidTek DM-L2 DigiMemo L2 8-1/2-by-11-Inch Digital Notepad (but not the ones that have special paper) can save your designs in paper form and electronically. It also allows sharing of ideas which is key to ZenStorming and effective idea generation in general.