Insight on Death and Rebirth: Soul Travel , Reincarnation, Lord Yama, Importance of Shraadh

Secrets on Soul Travel after death.A very interesting imagination thinking on believes,Thoughts of secrets after death.ReincarnationLord YamaImportance of Shraadh.Is Spiritual world knowledge important or its important to only make huge huge money ?Are Life and death are two sides of the same coin?You understand life's importance when you think/imagine about old age and death.