Age-. The general rule in the industry is that once an A/C unit reaches 10-15 years, the idea of replacing the unit is usually a much better investment than putting money into an older system. If your system is at this threshold, it's usually wise to begin expecting, not wondering, when the system will fail.
You can keep the money in the TSP after you leave your federal job to benefit from the low fees, or you can roll over the money into an IRA or a new employer's 401(k), 403(b) or 457.
For years you have been contributing to the Thrift Savings Plan (TSP), building your retirement savings. After you leave federal service, have you considered what you should do with your TSP savings? You could choose one or any combination of these options: Leave your money in TSP. Withdraw all or some of your TSP funds. Purchase an annuity.