CIBC - there is light at the end of the tunnel. I have no idea why your journey has been difficult for this long. I choose to see it as a sign that you're destined for great things.
Continue with your writing and making connections. I know money is tight, but is there an organization you can join that would help your career? Is there an org for entertainment or theater PR
/Mar Comm you could join? You're a great writer, creative, and have already done this line of work. Volunteering on a committee may really help you get hired somewhere decent with a livable wage. I know it will cost, but look at it as an investment in your future.
Your mother and sister will not understand so don't talk to them. You have us.