This is the 4295th most frequent Spanish word.
personales
Personal; relating to an individual.
Here, 'personales' indicates private or individual data related to a person.
Mis datos personales son confidenciales.
My personal data is confidential.
In this context, 'personales' refers to subjective opinions held by an individual or group.
Ellos tienen opiniones personales sobre el asunto.
They have personal opinions on the matter.
Here, 'personales' describes issues or matters that are strictly related to oneself, implying a level of privacy or personal significance.