Thanks for the tips; However.. We know that specific requirements are unreal for startups-like and small enterprises right? Then.. Do you have some suggestions

Thanks for the tips; However.. We know that specific requirements are unreal for startups-like and small enterprises right? Then.. Do you have some suggestions about how techniques we can apply to handle with dynamic requirements? Maybe the real question is : What software architectures/patterns are more friendly to help Ops with it.