When developing a tenacious attitude, it's important to remember that the difficult situation you are dealing with is only temporary. No matter how tough, stressful, or lengthy the task at hand, it is only temporary and the result will be permanent.
Three tips in fostering skills that support tenacity would include: making sure to set a schedule and sticking to it, planning ahead to get work done ahead of time, and keeping your workstation organized.
Three tips in developing a tenacious mindset would be: reminding yourself that getting the work done is the hardest part, but only temporary, reward yourself for sticking to your schedule and making sure you prioritize correctly.