I'm in the market for a sketch pad I can draw wire frames on. Ideally either dotted or squared paper, allowing me to scale elements more efficiently and not deal with a time consuming tedium process of manually gridding.

Ones I've come across:

http://www.creativesoutfitter.com/Pr...ot-Grid-Book/9
http://www.amazon.com/Rhodia-Dot-Bla.../dp/B004OYD5VO
http://3mm.zafdesigns.com/
http://www.creativesoutfitter.com/Pr...rid-Journal/20

What do fellow designers here use?