Cooking pork loins can be done in many ways. It all depends on your preference. You might grill it, fry it, roast it, broil and steam it. When you buy pork you have to get the proper cut for the type of cooking you prefer. Different cuts are used for different types of cooking. Now-a-days are pork are leaner with less fat, hence you should not overcook it. Temperatures of 155 to 160 degrees are fine for cooking pork.
If the pork that you have bought is tender then you can go for dry heat cooking. If the meat is less tender you can go for moist heat. Personal preference plays a role in cooking your pork. Most of the people use dry heat method to cook pork where they get good roasts. A little attention and longer time is necessary to cook pork loins through dry heat method. With so many recipes in hand for cooking pork loin, it all depends on the person who is doing the cooking.