(Use your rising sign)

Aries: fast and sloppy, probably all in caps 

Taurus: small and slanted 

Gemini: child-like 

Cancer: pretty cursive 

Leo: big and neat 

Virgo: straight and neat 

Libra: fancy and really loopy 

Scorpio: intense 

Sagittarius: sloppy cursive 

Capricorn: quick cursive 

Aquarius: very large uppercase letters and extremely small lowercase letters 

Pisces: tiny, slanted, and sloppy