Com - Because you don't always get a chance to say goodbye. If you have recently lost someone, your memories are fairly crisp and clear. But memories fade with time, details get blurred and faces are harder to remember.
Memorials are a form of permanent memory.
A memorial to a lost loved one or friend can refresh and refocus blurred memories. Memorials refresh the heart, memorials re-awaken feelings in you in ways old memories cannot. Memorials can also be a link across the generations. Once the memorial is established it is available to brothers, sisters, sons, daughters, nieces, nephews, and of course dear friends. Memorials are an established form of recognizing people and events.