How employees can be prepared for a loss of their jobs

Employees are often caught unprepared for the day when they receive their layoff notice.

What advice would you give to employees so that they are prepared in the event that their manager arrives in the office and says, "I'm sorry, but we're going to have to let you go today." Present at least three ideas for how employees can be prepared for a loss of their jobs.

What assistance should employers be expected to provide to terminated employees? Present at least three ideas for assistance that employers should provide to their laid off employees.