So in order to bring success to your business, you need a strategic marketing plan. Strategic plans are classified according to their time frame to long, medium and short_ term plans. Usually long_term plans tend to be between 5┦ years at corporate level, medium_term plans 2λ years and short_term consists of a time period ranging from 6 months to 1 year.
Corrective Plan. A marketing plan is a living document. Trust me, the moment you have it and experience planning your marketing, you will realize this. Therefore it is a plan that allows you to assess past strategies and results and at the same time allow you to make necessary corrective measures to fit your business growth. for example, who expected the 2008 financial crisis to hit us so badly? No one other than the few so called "economists" but how did responded to it? Severely. Many businesses closed including many giants. But the good thing is, many have a solid marketing and business plans, therefore they make quick corrective actions and moved forward.