The complex bargaining procedure practised during a garage sale is an important sociological phenomenon, and I think that many retirees use a garage sale as a warm-up for travel to third-world countries.
The key to retirement is not to become discouraged.Even on a fixed income, there's plenty to do - and for free! You can test this theory any afternoon at a large shopping mall. Here is anecdotal evidence of a fun-filled, free afternoon available to any retiree at any time.
To prepare for retirement one should practise getaways, become the Bonnie & Clyde of getaways.