Affiliate Marketing Secrets

In the case of possible redundancy in the near future (If it’s your sole source of income) and the job market and global economy heading for potential disaster what possible risk mitigation strategy can be used to not only survive, but potentially overcome the financial consequences of a downturn? esp since lending is becoming increasingly difficult.
I was thinking possibly investing in relatively secure markets? But as a complete noob don’t really know which ones would provide generous risk free returns. Any ideas?
What about establishing your own business in a niche market? Is that feasible?