An organisation's product mix has following four dimensions :-
- Depth, and
The consistency of an organisation's product mix refers to how closely related the various product lines are in use, production, distribution, or in any other manner.
- Product Line Decision - Product line managers takes product line decisions considering the sales and profit of each items in the line and comparing their product line with the competitors' product lines in the same markets. Marketing managers have to decide the optimal length of the product line by adding new items or dropping existing items from the line.
- Line Stretching Decision - Line stretching means lengthening a product line beyond its current range. An organisation can stretch its product line downward, upward, or both way.
- Downward Stretching means adding low-end items in the product line, for example in Indian car market, watching the success of Maruti-Suzuki in small car segment, Toyota and Honda also entered the segment.
- Upward Stretching means adding high-end items in the product line, for example Maruti-Suzuki initially entered small car segment, but later entered higher end segment.
- Two-way Stretching means stretching the line in both directions if an organisation is in the middle range of the market.
- Line Filling Decision - It means adding more items within the present range of the product line. Line filling can be done to reach for incremental profits, or to utilise excess capacity.