I too don't have the money to go to a gym. So, I just walk everyday. On the day's I don't feel like walking, I repeat what my dietitian told me. "Walking is the best medicine for your body. 30 min. a day is my goal. Don' be afraid to break up your walking times to 3 ten min. walks.
Start weight when starting tracking with fitday:
314- Nov. 28, 2011
Current weight:293-Dec. 14, 2013
My Desirable weight: 125-160 (Lowest-Highest)
I'm just making lifestyle changes.