'Stare' se usa principalmente para indicar: - la inmovilidad y permanencia, en competencia con el valor más puntual de “essere” Pedro sta a letto da due mesi – Pedro está en cama desde dos meses - la posición física Sto in piedi – Estoy de pie - en referencia a la salud o situación personal de alguien Come sta, signora? – Sto bene, gazie -- ¿Cómo está, señora? – Estoy bien, gracias. - una acción fuertemente durativa en perífrasis con gerundio Sto studiando – Estoy studiando

"stare" has different meanings. 1.stay- being in a place 2. It's used in sentences like: how are you? I'm fine. Come STAI? STO bene. 3. you look good with that dress! STAI bene con quel vestito "essere" and "stare" can have a similar meaning of estar (being in a place), but there are a few differences.. stare is used when something or someone is in a place usually: I sabato sera sto a casa - di solito-, It also means that you stay in a place for long time: I don't have my own place, so I stay in a hotel, non ho una casa ora, perciò sto in hotel. Spero di esserti stata utile!! this (italian) site could help you: http://aulalingue.scuola.zanichelli.it/benvenuti/2010/04/15/usi-dei-verbi-stare-e-dare/