Their / there / they're: diferencia y uso
Respuesta rápida
Their = de ellos. There = allí o hay. They're = they are.
Se pronuncia DER (las tres suenan casi igual)
Cómo se usa
Their indica posesión: their house. There indica lugar o existencia: over there, there is a problem. They're es la contracción de they are.
Prueba: cambia por they are. Si funciona, es they're.
Ejemplos
Their house is big.
Su casa es grande.
Put it over there.
Ponlo allá.
They're my friends.
Ellos son mis amigos.
Error común
❌ Their going home.
✅ They're going home.
Aquí es they are: they're.
Truco para recordarlo
their = de ellos. there = lugar. they're = they are.