IBM

Highly respected name. Good exposure to unusual management practices. Multicultural working environment. Ability to work from home when required. Flexible up to a point. Emphasis on innovation.

Promotion is essentially time-served based rather than merit-based.

Lack of training.

Too easy to get trapped in a "muddy backwater" without gaining transferable skills.

Mushroom management.

Too hierarchical, with a multitude of managers with overlapping responsibilities.

Stupid cost controls: you can get a brand-new laptop no problem, but forget getting a bag to put it in, or even a pen to write with.

People naturally want to be loyal to a company; build on this by investing in them.

Take advantage of the huge skill base and build across brands.