A compact scheduling tool encompassing a 24-month span typically features monthly grids for appointments, notes, and important dates. These tools often include reference calendars for past and future years, along with other helpful information such as holidays, moon phases, or international dialing codes. A common format involves a small booklet easily carried in a purse or pocket.
The extended duration offered by this type of planner allows for long-term planning and provides a broader perspective on schedules and deadlines. This can enhance organization, improve time management, and facilitate project management across multiple years. Originally developed as a convenient reference for merchants and businesses needing to track finances and deliveries across fiscal years, such planners have evolved into widely used tools for personal and professional organization.