Actually, once you have the website idea in place, the content side is pretty easy, you just need lots of it. Suggest 480 pages per year until you reach 5000ish, then you'll have something worthy/in demand. But the idea is key, no copied ideas or content as that affects ranking, originality and most important - worth.
Check out AdsP2p.net. I link to it in my signature. There is both a paid and a free tier. Read documentation first before enrolling if you like to get an idea of how it works.
Getting high-quality backlinks doesn’t have to cost a fortune. Here are some effective strategies to build quality links for free Create Shareable Content: Focus on creating valuable, unique, and engaging content that others naturally want to link to. Infographics, comprehensive guides, and original research often get shared more. Guest Blogging: Write guest posts for reputable blogs and websites in your industry. Many sites welcome guest content and provide a backlink in the author bio or content. Leverage Social Media: Share your content across social media platforms to increase visibility. Engaging posts can attract links from others who find your content useful. Participate in Online Communities: Join forums, discussion boards, and industry-specific communities. Provide helpful answers and insights, and include a link to your site when relevant. Broken Link Building: Find broken links on relevant sites using tools like Check My Links or Broken Link Checker. Reach out to the site owner suggesting your content as a replacement. Submit to Free Directories: Add your site to reputable free directories like DMOZ or niche-specific directories in your industry. Collaborate with Influencers: Connect with influencers or industry leaders and ask if they’d be interested in sharing your content or featuring it on their site. Sites to Get Backlinks: Guest Blogging Platforms: Medium, HubPages, or Business2Community Directory Sites: DMOZ (now closed but look for niche-specific directories) Forum and Community Sites: Reddit, Quora, Stack Exchange Social Media: LinkedIn, Twitter, Facebook Broken Link Tools: Check My Links, Broken Link Checker Review Sites: Trustpilot, Yelp (if applicable to your business) By leveraging these strategies and resources, you can build high-quality backlinks without spending a dime.