The writing hand, once writ, can never be deciphered. True enough, which is why these folks–probably users of high-end fountain pens (the kind you see in deluxe writing implements catalogs)–give us the detailed solutions (hint: these techniques require some practice):
Image from article.
Personal note: I have given up on my own penmanship. A mere five minutes after I write something in script it becomes indecipherable, wildly stretched, crumbled hieroglyphic scribblings that, from the purely symbolic perspective, resemble the markings on a map denoting the massacres of Genghis Khan.
Full Metal Cynic 