[bdfh42]

A pencil and paper are the superior solution.

When you get to show the results to others - just use whatever you are presenting the rest of the message with - almost all "office" type products have sufficient capacity to manage that part. The clever bit is the bit you do by yourself.

[alok-g]

Nothing beats pencil and paper. We used to just scan hand-drawn diagrams and insert them into PowerPoint or wherever. Over the time this got accepted as the culture within the group.