<p>Yale uses estimates of 3050 for personal expenses and depending on your location, gives you a travel allowance in the COA. For example, the travel allowance between Yale and Ohio is about $850. Yale uses averages or what they expect your expenses to be and this can put you in a position to get reimbursed when these expenses exceed 3800. (Basically, everyone’s books and personal expenses are estimated at 3050 and travel varies from 0 to over a thousand for the west and some international students. Its up to you then to even spend less if you want to or if you mismanage, you may have to spend more.</p>