In an era where a pack of bathroom tissue can cost more than a latte, the idea of earning extra income isn’t just appealing—it feels essential. The good news? You don’t have to launch the next big startup or invent something revolutionary to bring in real money. One increasingly popular side hustle is creating and selling your own products online—particularly digital products like eBooks, guides, and journals.

Platforms like Amazon Kindle Direct Publishing (KDP), Gumroad, and Etsy make it easier than ever to become a published author or digital seller. Whether you want to share your personal expertise, write fiction, or compile a how-to guide, the barrier to entry is low and the upside is real. Some creators make a few hundred extra dollars a month, while others scale into full-time income territory.

But let’s be real: success doesn’t just happen. Marketing is the make-or-break factor. Paid ads can be a smart play to boost visibility. Google Ads, in particular, can drive serious traffic. You can set a modest budget—say $10 or $20 per day—but here’s the key: always set a stop date. Without one, your ad could run a full 30 days and cost you far more than you intended.

If you’re on a tighter budget, free promotional methods like SEO-rich blog posts, social media marketing, email newsletters, and word-of-mouth can still generate meaningful traction. Consistency, creativity, and a basic understanding of your target audience go a long way.

Bottom line: selling your own product online is more than a dream. It’s a real, viable side hustle—especially when paired with smart marketing strategies and some hustle.