I want him to have good returns on his money and be using i for approx the next 10 years, thats a good estimate of him mid retirement and probably wanting that money.

The upside to new construction is that in economically stable and growing areas, in the end, you have a house that's probably worth more than when construction began, and good security. 

"Yes, I have done this program, I will continue to do this program, I have retired using this program, and the only reason I'm here is to learn more about this program". 

I think his plan was to sell one house to pay for each child's college tuition, and then sell the remainder to fund his retirement.

They are still alive, just retired.

I have 2 4-families in Denver purchased years ago and have proven very stable.

I'm starting out part time with the goal of retiring from the fire dept. in 18 months.

Also, is it necessary to put the money from the house into a new place or can we invest it into something else, like a retirement account or similar?

The advantage is that you're still so young that if you get started right now, then by the time you're 30 you'll easily be retired.

If you’re not able to discharge your student loans in bankruptcy or establish a repayment plan in a Chapter 13 proceeding, the federal Department of Education has the right to: Tack collection fees of 25% and collection agency “commission” fees of approximately 28% onto the principal, interest and penalties you already owe Take your federal income tax refund until all your defaulted student loans have been paid Garnish up to 10 percent of your wages, without suing you first Take as much as $750 per month (up to 15 percent of your income) in federal benefits to which you might be entitled, including social security retirement and social security disability income, and apply that amount toward your outstanding defaulted student loan debt Sue you for your outstanding student loan debt and place liens on your property Student loans are not dischargeable in bankruptcy unless you can show that your loan payment imposes an "undue hardship" on you, your family, and your dependents.