Some books require an actual monetary investment by the author â for example, in travel for research or, in the case of cookbook authors, money spent on ingredients for recipe testing and the cost of photographing food. The type of book the author writes affects the income potential.
Definition of pullâup for English Language Learners. : an exercise in which you hold onto a bar above your head and then pull your body up until your chin is above the bar.
Once you have a bar to hang from, follow these five simple steps to do Pullups with proper form. 1  Grab The Bar. Grip it about shoulder-width apart. Full grip with your palms down. 2  Hang. Raise your feet off the floor by bending your knees. 3  Pull. Pull yourself up by pulling your elbows down to the floor.