Gifts from Outside Sources {Ans: Executive Branch employees may not accept gifts that are given because of their official position or that come from certain interested sources ("prohibited sources").}Special occasions when gifts are permitted from subordinate to superior {Ans: (1) Events of a personal significance such as marriage, illness, or the birth or adoption of a child; (2) occasion that terminates the subordinate-official superior relationship such as retirement, resignation, or transfer; (3) employees may solicit or contribute on a voluntary basis nominal amounts for a group gift to an official superior.}Cost Comparison {Ans: Involves developing an estimate of the cost of government performance of a commercial activity (CA) and comparing it, in accordance with the requirements of the A-76 supplement, to the Government's cost for contract performance of the activity.}18 USC 208a {Ans: Prohibits Executive Branch employees from participating personally and substantially in a particular matter that will affect certain financial interests. Those include the financial interests of: (1) the employee; (2) the employee's spouse or minor child; (3) the employee's general partner; (4) an organization in which the employee services as an officer, director, trustee, general partner, or employee; (5) a person with whom the