https://bizhub.app/blog.html Practical founder guides on startup validation, business model selection, and SaaS unit economics. en Tue, 28 Apr 2026 00:00:00 +0000 https://bizhub.app/article_startup_idea_validation.html https://bizhub.app/article_startup_idea_validation.html Thu, 02 Apr 2026 00:00:00 +0000 Test real demand before you spend months building the wrong thing with interviews, landing-page tests, willingness-to-pay signals, and kill criteria. https://bizhub.app/article_business_model_selection.html https://bizhub.app/article_business_model_selection.html Thu, 02 Apr 2026 00:00:00 +0000 Compare services, SaaS, marketplaces, subscriptions, digital products, and hybrid models using a practical founder decision framework. https://bizhub.app/article_ltv_cac.html https://bizhub.app/article_ltv_cac.html Thu, 02 Apr 2026 00:00:00 +0000 Understand the LTV:CAC formula, the 3:1 benchmark, common mistakes, and how to improve broken SaaS unit economics.