There are actually several ways you can upgrade your career even without spending money, this could include activities like taking advantage of free online courses, attending webinars, networking with professionals in the field, volunteering for projects to gain experience, or reading industry-related books and articles. These approaches can help someone advance in their career by enhancing their abilities and expanding their professional network, all without incurring any financial cost. As a graphic designer, i often do free projects sometimes, this helps me build a real world experience and improve my designing skills as well.