Animals can be kept extensively or intensively. It is one of the most influential and extensively studied theories in social psychology. Ginsberg was a Buddhist who studied Eastern religious disciplines extensively. Other actors have noted that he prepares for his roles extensively and meticulously. Locomotives were travelling longer distances and being worked more extensively. Herbertsmithite is one of the most extensively studied QSL candidate materials. The company maintains several teams at various locations, which tour extensively. This quartet toured and recorded extensively worldwide. Palms are among the best known and most extensively cultivated plant families. It is resident at the Birmingham Hippodrome and tours extensively nationally and internationally. It is the most extensively investigated terrestrial isopod species. Many services were provided by mobile carriers, who often extensively customized devices. Many transportation systems from flight to automobiles use embedded systems extensively. Another field that uses optimization techniques extensively is operations research. Olives are one of the most extensively cultivated fruit crops in the world.