Should always be constructive and non-confrontational.ii.Usefulness of the skill in business; providing feedback to a colleague, team member or business partner will increase the chance of performing better, so there will be a better outcome.iii.How to develop the skill; information on how to develop the skill can be found at http://www.skillsyouneed.com/ips/feedback.html.V.Persuasion.aiDefinition; in business it is the process used to change a person's attitude or behavior towards some event, idea, object or other person using words, feelings or reasoning. ii. Usefulness of business skill; this skill can be used in business to promote ideas, sell products, and negotiate with colleagues and employees. These skills can help leaders communicate solutions to problems and make workers understand the need for process or policy change.iii.How to develop skills; information on how to develop the skill can be found at http://www.skillsyouneed.com/ips/persuasion-skills.html.VI.Interviewing.aiDefinition; during a formal meeting is the act in which one or two people evaluate, question and consult another