<!-- Do not edit this file. It is automatically generated by API Documenter. --> [Home](./index.md) > [bitburner](./bitburner.md) > [TIX](./bitburner.tix.md) > [purchase4SMarketData](./bitburner.tix.purchase4smarketdata.md) ## TIX.purchase4SMarketData() method Purchase 4S Market Data Access. <b>Signature:</b> ```typescript purchase4SMarketData(): boolean; ``` <b>Returns:</b> boolean True if you successfully purchased it or if you already have access, false otherwise. ## Remarks RAM cost: 2.5 GB