Did you read in the news that Microsoft's CIO Stuart L Scott (for several divisions) was fired for a violation of Microsoft Standards of Business conduct? He was also a vice president for Microsoft’s Operational Enterprise Risk Management.
It may be worth to have a look at these rules.
Regulatory Compliance: We are aware of and obey the laws and regulations that govern the global management of our business. We are responsible for understanding these laws and regulations as they apply to our jobs and for preventing, detecting, and reporting instances of non-compliance to a member of Microsoft management, Human Resources, Law and Corporate Affairs, the Director of Compliance, or the Business Conduct Line.
Lobbying: We recognize our right and responsibility to lobby on behalf of issues that affect our company and business operations. We conduct our lobbying activities in compliance with applicable laws and regulations governing these activities.
Sensitive Payments: Microsoft complies with the anti-corruption laws of the countries in which it does business, including the United States Foreign Corrupt Practices Act ("FCPA"). In compliance with the FCPA, Microsoft and its agents/partners/representatives will not make any direct or indirect payments or promises of payment to foreign government officials for the purpose of inducing the individual to misuse his/her position to obtain or retain Microsoft business.
Vendors: Microsoft vendors must adhere to the highest standards of ethical behavior and regulatory compliance and operate in the best interest of Microsoft. Vendors are expected to provide high-quality services and products while maintaining flexibility and cost-effectiveness. … We do not engage in any unethical or illegal conduct with our vendors. We do not accept incentives such as kickbacks or bribes in return for conducting business with them.
Gifts and Entertainment: Microsoft policy and practice encourage the use of good judgment, discretion, and moderation when giving or accepting gifts or entertainment in business settings. Gift giving and entertainment practices may vary in different cultures; however, any gifts and entertainment given or received must be in compliance with law, must not violate the giver's and/or receiver's policies on the matter, and be consistent with local custom and practice. We do not solicit gifts, entertainment, or favors of any value from persons or firms with which Microsoft actually or potentially does business. …
Violations may be reported to the Microsoft Integrity line.