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[Home](./index.md) &gt; [bitburner](./bitburner.md) &gt; [OfficeAPI](./bitburner.officeapi.md)

## OfficeAPI interface

Corporation Office API

**Signature:**

```typescript
export interface OfficeAPI 
```

## Remarks

Requires the Office API upgrade from your corporation.

## Methods

|  Method | Description |
|  --- | --- |
|  [buyTea(divisionName, city)](./bitburner.officeapi.buytea.md) | Buy tea for your employees. |
|  [getHireAdVertCost(divisionName)](./bitburner.officeapi.gethireadvertcost.md) | Get the cost to hire AdVert. |
|  [getHireAdVertCount(divisionName)](./bitburner.officeapi.gethireadvertcount.md) | Get the number of times you have hired AdVert. |
|  [getOffice(divisionName, city)](./bitburner.officeapi.getoffice.md) | Get data about an office. |
|  [getOfficeSizeUpgradeCost(divisionName, city, size)](./bitburner.officeapi.getofficesizeupgradecost.md) | Get the cost to upgrade an office. |
|  [getResearchCost(divisionName, researchName)](./bitburner.officeapi.getresearchcost.md) | Get the cost to unlock a research. |
|  [hasResearched(divisionName, researchName)](./bitburner.officeapi.hasresearched.md) | Check if you unlocked a research. |
|  [hireAdVert(divisionName)](./bitburner.officeapi.hireadvert.md) | Hire AdVert. |
|  [hireEmployee(divisionName, city, employeePosition)](./bitburner.officeapi.hireemployee.md) | Hire an employee. |
|  [research(divisionName, researchName)](./bitburner.officeapi.research.md) | Purchase a research. |
|  [setAutoJobAssignment(divisionName, city, job, amount)](./bitburner.officeapi.setautojobassignment.md) | Set the job assignment for a job. |
|  [throwParty(divisionName, city, costPerEmployee)](./bitburner.officeapi.throwparty.md) | Throw a party for your employees. |
|  [upgradeOfficeSize(divisionName, city, size)](./bitburner.officeapi.upgradeofficesize.md) | Upgrade office size. |