Yahoo

Good company benefits, plenty of holidays, laid-back work atmosphere and dress code, great location in central London, flexible work hours.

Incompetent management at all levels, lack of planning, very poor work ethics at all levels, and very poor communication.

Having to work for a company that betrays free speech by helping the Chinese government to imprison pro-democratic journalists.

A company making huge profits through its active support of the shark finning industry (Yahoo! owns 40% of alibaba.com), a cruel and barbaric activity banned in many countries but not illegal in China. This has led to the slaughter of over 90% of all sharks in the last 30 years, putting many shark species on the list of endangered species.

Take a course in ethics. Define your values and stick to them!