4. How are you remunerated and why? If you just want savings, go for the consultant that charges a percentage of savings as their incentive. If you want value, look for a fixed fee. If you want to pay a fortune, go for head hours.
5. How much do your services cost? How can you judge value for money if the consultant is not willing to provide you with an upfront cost? Request a detailed proposal including timelines and specific outcomes.