In life, there are few guarantees. But there’s one thing that is true for everyone — no matter how much you plan, organize and strategize, you’re going to mess up somewhere along the way.

Mistakes and missteps are an inevitable part of building a business as well; entrepreneurs are human, after all. But some mistakes are worse than others, which is why the startup evangelists at Funders and Founders have put together this infographic of slip-ups that could cost you your venture. An improperly timed launch, a lack of real effort and disagreements between founders could all prove problematic for new and growing businesses.

Scroll down to see some other costly mistakes for entrepreneurs to avoid:

18-Mistakes-That-Kill-Startups