Does the pre-landing letter refer to the whole family?

Pre-landing letter is to help the applicant get familiar with and adapt to life, study and work in Canada in advance, so that you can better settle in Canada after landing, so it does not refer to the whole family.

Migration refers to the phenomenon of population flowing in space, or people moving from one place to a distant place to settle down. Migration can be divided into domestic migration and transnational migration.