Tips for founders doing their first tech startup (from a YC founder)(immadsnewworld.com)
immadsnewworld.com
Tips for founders doing their first tech startup (from a YC founder)
http://www.immadsnewworld.com/2007/10/tips-for-founders-doing-their-first.html
In general I find 3 or 4 is a good number for a start. It's not too many to manage, but not too few. 3 is company.