They could use your child's name and the names of their relatives and friends to build trust and convince them that they are not really a stranger because they know detailed information that allows them to build a rapport with your child.
Ha nwere ike iji aha nwa gị na aha ndị ikwu ha na ndị enyi ha ka ha nwee ike ịtụkwasị obi ma mee ka ha kwenye na ha abụghị onye ala ọzọ n'ihi na ha maara ihe ọmụma zuru ezu nke ga-enye ha ohere iso nwa gị nwee mmekọrịta.