> For the complete documentation index, see [llms.txt](https://stackpro.gitbook.io/stackpro/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://stackpro.gitbook.io/stackpro/how-does-stackpro-generate-revenue-to-backup-high-apy/2.-protocol-owned-liquidity.md).

# 2. Protocol-owned Liquidity

Employing the use of protocol owned liquidity (POL) in combination with the underlying mechanics of StackPro is a key distinction that enables StackPro to generate an additional revenue stream (Pancakeswap give 0.25% of each transaction for Liquidity providers) allowing it to deliver additional added value and increased APY to its token holders. \
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9% Buy and 9% sell fees \
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The protocol takes a portion of the trading fees (buying and selling) and utilizes these to further sustain and back the protocol and its liquidity.