Observant a. : Taking notice; viewing or noticing attentively; watchful; attentive; as, an observant spectator; observant habits.

Observant a. : Submissively attentive; obediently watchful; regardful; mindful; obedient (to); -- with of, as, to be observant of rules.

Observant n. : One who observes forms and rules.

Observant n. : A sycophantic servant.

Observant n. : An Observantine.

Example:
How can I be more Observant with my socer teammates?

Taxonomy
Observant, research methods, strategic market research, research partner, pharmaceutical, biotechnology industries, design, quantitative studies, best-in-class, qualitative research studies, strategic research, North America, Europe, Asia, South America, Australasia, custom research, research solutions.

Defination from the web:
... Observant LLC principals have cross-industry backgrounds in consulting, social science research, and public health. ...