1.   A unique feature of the Video Guide is that it offers alternative lesson plans.

2.   A unique feature of this guitar is its shape.

3.   An unique feature of our Parish life is perpetual exposition of the Blessed Sacrament.

4.   Another unique feature of this story is the duplication of stepmothers.

5.   One useful, if imperfect, measure of luxury in a car is the number of unique features it has.

6.   Our voice-mail program has a unique feature that we recommend.

7.   The unique feature of ergonomics is its emphasis on the characteristics of human operators and their relevance to the design of work.

8.   The unique feature of human adaptability, emphasized by Tinbergen, is the cultural transmission of information between generations.

9.   The unique features for elemental analysis are the direct monitoring of surface hydrogen and the extreme sensitivity to the outermost atomic layers.

10.   Almost to a web site, each one claimed a unique feature.