1. Human resources can help operations by:

1. Good job design
2. Creating benefits packages that people want, but still at a reasonable cost to the company
3. Keeping the average cost of capital lower rather than higher
4. Selling more product while keeping advertising and sales promotion costs low

2. Accounting can help marketing by:

1. Keeping the average cost of capital higher rather than lower
2. Keeping the average cost of capital lower rather than higher
3. Timely delivery of appropriate accounting information
4. Creating brand equity in the marketplace