<!-- Do not edit this file. It is automatically generated by API Documenter. --> [Home](./index.md) > [bitburner](./bitburner.md) > [Product](./bitburner.product.md) > [advertisingInvestment](./bitburner.product.advertisinginvestment.md) ## Product.advertisingInvestment property Funds that were spent on advertising the product **Signature:** ```typescript advertisingInvestment: number; ```