Passive Income
von Wiener Würstchen
1. Online
1.1. Affiliate Marketing
1.2. AdSense
2. Membership Website
3. Saving account
4. Resources
4.1. smartpassiveincome.com
5. Informational products
5.1. Ebooks
5.2. Audiobooks
6. Apps
7. Investments
7.1. Forex
7.2. Stocks
7.3. Funds
7.4. Real Estate