1.Do Nigerians Hire Freelance Writers
2.Have You Ever Bought Freelance Writing Gigs Or At Least Work With Freelance Writers As A Nigerian Before??
3.What Are The Biggest Problems You Have Faced Working With Freelance Writers?

Yes. I don't know why but you sound like a writer who wants to know if his skill is employable, right?

If that's the case, then your question should be "what niche pays the most for a freelance writer?" The answer depends on your experience, the results of your writing and who employs your services.

For me, I think SEO ranking writings and sales copy-writing are the highest paid niches in writing. You should also think about self-publishing your work if you're a writer