Targeting strategy is the strategy you following if you are concentrating on serving a particular segment of customers better.
Customer segmentation, targeting and position is the major things that are to be concentrated in making the products to move well in the market. segmentation refers to the grouping of customers based on certain characteristics such as demography,age,gender,etc. Customer segmentation is followed by the targeting strategy.
Targeting refers to the advertising activities and other services for only a certain segments. For example the product called kinder joy only targets on the children segment. It only identifies certain segment and focuses on it to better serve that particular segment.