Whether we have our own house or not
Whether we are gainfully employed or not
We all want a tension free life and a lovely, deep sleep for 8 hours. This can be achieved free of cost. Yes, just by learning how to cleverly breathe, we can attain peace and can control our emotion.
I have personally used this very simple technique and I can vouch for its effectiveness.
It's all explained at the Power of Breathing website. I highly encourage you to check out the site and learn more. You will be glad in the end.