When is the verb “ser” NOT used?

When is the verb “ser” NOT used?

traits

occupation

location

origin

The verb "ser" is not used in the following situations:

- Traits: When describing temporary or changeable characteristics, the verb "estar" is used instead. For example, instead of saying "soy feliz" (I am happy), one would say "estoy feliz" (I am happy) because happiness can change.

- Occupation: Instead of using the verb "ser" to express someone's profession or occupation, the verb "ser" is used. For example, "soy profesor" (I am a teacher).

- Location: To express the location of an event or a temporary state, the verb "estar" is used instead of "ser." For example, instead of saying "la fiesta es en mi casa" (the party is at my house), one would say "la fiesta está en mi casa" (the party is at my house).

- Origin: When expressing someone's place of origin, the verb "ser" is used instead. For example, "soy de España" (I am from Spain).

pick a answer option please

I apologize for the confusion. The verb "ser" is NOT used to express origin.