Different people and cultures believe different things for the answer to this question. The meaning of life as we perceive it is derived from philosophical and religious contemplation of, and scientific inquiries about existence, social ties, consciousness, and happiness.
A long-term financial plan should include these elements. Time Horizon. A plan should look at least  five to ten years into the future. Scope. A plan should consider all appropriated funds, but especially those funds that are used to account for the issues of top concern to elected officials and the community. Frequency.
The longer the elimination period is, the lower the cost of the plan will be. In most cases, the 90 day period makes the most financial sense, but there are exceptions. Policyholders often have the choice between various period lengths of anywhere from 30 days to 720 days.