Any suggestions on how to earn money even if you're staying at home as full-time housewife?

You can either have an online business or look for an online job. What skills do you have which you think can help you earn a living? If you love to write, you can apply for writing jobs; if you love to bake, you can sells baked goodies; if you're into arts, you can do DIY stuff and sell them. There are so much more opportunities for stay at home moms.