Another approach is to make items to sell. Look up or search for popular modifications on Path of exile currency the equipment, and create them. If you don't, you can offer the services of making customized items or other products. You can browse some of the public channels to discover which services are lucrative or feasible for you.

A Few Parting Words
There are many other ways of cultivating the Path of Exile currency, however, those listed above are the most reliable ones. This doesn't mean you don't have to put in the effort to achieve them, however. You'll be working hard and repeating the same tasks over and over. Make sure you break up your work and perhaps shift methods if one is becoming boring.

There is no need to follow this tutorial word-for-word. Do what you want to and have fun. You can leave crafting entirely and instead buy equipment. Or, you can invest every penny trying to find the perfect set of POE currency for sale equipment. It's entirely up to you. Good luck.