In the growing age, the children generally related with schools friends, family members, tuition partners, teachers and playground companions, etc. have many people surrounded with. You let them know the right and wrong relationship. Explain to them that new relationships will be created in the journey of life, old ones will be exhausted, there is a lot of effort to make a lasting relationship with someone. You need to be careful in regard of trust level and on whom as well as till which extend child can rely-on.