Roman Total War- Advice for beginners!

I usually play House of Brutii or House of brutus. And many times the greeks attack my cities over and over again. So for you who want some advice, do not make trubble with the greeks, negotiate white them, make a "peace contract" or something. When you have build up your cities and expanded your empire than and only than you can qonquer the greeks and macedonians.