When registering as vendor and affiliate, you will be able to switch between both account modes in the back office of Digistore24.
This way you sell your own products and promote them on the marketplace, while earning commissions through advertising other vendors' products.
This is an example for your promolink.
You're creating and selling digital products or offering services? Then you're a vendor and advertiser!
You're advertising digital products, earning money thanks to commissions? Then you're a affiliate / publisher!