1.Make sure that the introductory year of using inspection in your environment is led by champions of the cause. Make sure that the champions are well trained. Send them on a public course on the subject. Make sure they are well read in inspection literature. Make them responsible for seeing that the moderators do their job properly, as reflected in the statistics collected about effort and effect. Your insight is important.
. This implies a minimum of 200% for quality attributes and a maximum of 50% for resource attributes, in the impact estimation sum. Use these as starting safety factors until you get more experience.