What is the single biggest bottleneck your team has in terms of delivering new features? If you could spend a month fixing/refactoring/changing any component o

What is the single biggest bottleneck your team has in terms of delivering new features? If you could spend a month fixing/refactoring/changing any component of the system, what would it be? What % of time is spent on planning/estimating/ vs. implementing, is this the right ratio for the team?