In this stage only experience person who can help to improve decision making. It is really depends on whether the unfolding of a range or collection fulfils the original need or philosophy. Decisions on research, colour, design development, fabrication, silhouette, proportion, construction, prototyping and embellishment all contribute to a well considered range.
So many fashion houses have adopted certain features for clothing, which later on become their business cards. It seems simple at first sight, but looking into it, we realize that those are the characteristics that make those brands stand out. Examples of such can be the following: black and red lace in Dolce and Gabbana collections, expressive asymmetry in Antonio Berardi clothes and so on.