Examples of specialized experience a wide range of principles, concepts, and practices of Human Resources (Classification) sufficient to perform difficult and complex work assignments; knowledge of quantitative and qualitative analysis and investigative techniques in order to synthesize data, evaluate significant factors, and recommend ways to improve the effectiveness and efficiency of work operations; major issues, program goals and objectives, work processes, and administrative operations of the organization and occupation sufficient to plan, schedule, and conduct analyses and occupational projects. Additionally, if you are applying for a higher grade (GS) and your SF-50 has an effective date within the past year, it may not clearly demonstrate you meet the one year time-in-grade requirement so you will need to provide an SF-50 which clearly demonstrates you meet the time-in-grade requirements (examples of appropriate SF-50s include Promotions, Within-grade Grade/Range Increases, and SF-50s with an effective date more than one year old).