Although I dont have a percentage for you, I think your right. With a new launch, you always want to stay conservative with your evaluation. It also depends on

Although I dont have a percentage for you, I think your right. With a new launch, you always want to stay conservative with your evaluation. It also depends on what you have launched. Is your product something thats going to generate a buzz? Does the product pre-launch actually work? Regardless, If your creating an evaluation, I would stay on the conservative side.