The bottleneck keeps moving: where it went after you fixed it
A bottleneck moves because fixing the slowest stage makes the next slowest stage the limit. Delivery gets faster and leads run short, or leads improve and onboarding backs up. Find the new limit by looking at where work waits now, not at the stage you just fixed.
You spent a year getting delivery under control. Projects now finish on time and the team is not drowning. Then the calendar goes quiet, and you are short on leads. Or you finally fixed lead flow, and the new clients wait weeks for a kickoff. The problem you solved is gone, and a different one has taken its place.
Owners describe the same thing in different words. Once awareness stopped being the limit, the limit moved somewhere else in the business, and it keeps moving as the business grows. Some find that out the hard way, after building a sales department for a problem that was sitting in onboarding.
What usually gets tried
Most owners keep improving last year's problem. Delivery was the pain, so more process goes into delivery. Leads were the pain, so more money goes into marketing. That is where the attention went, so that is where the effort keeps going. After the first fix, the extra effort buys little, because that stage is no longer what limits the business. It also takes time and attention from the stage that is.
The other common move is to guess at the new limit and build for it, such as a sales team or a new hire. When the guess is wrong, the business now carries the cost of a fix for a stage that was never short.
Why it happens
A service business is a chain of stages: leads come in, calls happen, proposals go out, clients sign, work starts, work gets delivered, clients renew. The whole chain moves at the speed of its slowest stage. Speed up that stage and the chain does not become fast. It becomes as fast as the next slowest stage, which was hidden behind the first one until now.
Eliyahu Goldratt built a method around this in his Theory of Constraints. The last of his focusing steps is to go back and find the new constraint, and not let inertia set the next priority. The old fix, kept as the focus, turns into busywork.
Signs the limit has moved
- Work that used to queue at one stage now queues somewhere else.
- Nothing queues anywhere, and the quiet is because demand is short.
- The team still talks about last year's problem, though it rarely comes up in the work.
- New projects are signed, then wait for a kickoff that nobody owns.
- Leads get a fast reply, then go cold before a proposal exists.
- Finished work sits waiting on a client's approval, and the team has stopped noticing it.
- You hold back on winning more clients because delivery would strain.
What the fix looks like as a system
The system keeps a live tally of what is waiting at each stage: leads with no reply, calls with no proposal, signed clients with no kickoff, and finished work waiting on the client. It reads the tally again after every fix. The stage with the longest wait is the current limit, and the next system gets built there.
| What waits | Stage it points at |
|---|---|
| Leads with no reply | Getting the first answer out |
| Calls with no proposal | Turning a conversation into an offer |
| Signed clients with no kickoff | Starting the work |
| Finished work waiting on the client | Getting the client's yes |
The tally is a rule and a tool step. The rule says the next fix goes to whichever pile is longest. The tool reads the piles from your CRM and project tool on a schedule and puts them in one place.
What stays with you
- Deciding which stage to fix next, once the piles are in front of you.
- Deciding when a stage is good enough to leave alone.
- Choosing how much growth the business can carry before delivery strains.
The system behind this: a live count of what waits at each stage, re-read after every fix, so the next system targets the new limit.
Questions
Why does my business keep running into a new problem after I fix one?
Because the business runs at the speed of its slowest stage. When you fix that stage, the next slowest one becomes the limit. This is normal, and it keeps happening as the business grows.
How do I know where the bottleneck is now?
Look at where work waits today. A pile of leads with no reply, calls with no proposal, signed clients with no kickoff or finished work waiting on a client each points at a stage. If nothing piles up anywhere, demand may be the limit.
Should I stop improving the stage I just fixed?
Keep it from slipping back, then move your attention. More effort there buys little once it is no longer the limit. Put the next fix where the longest wait is.
Related
- BottleneckA bottleneck is the one stage that limits how much your whole business can move. Where to find it, an example and the fix.
- Which stage of your client lifecycle stalls?Rate ten handoffs from first lead to renewal and see which stage stalls most, where work waits on someone, and the system that fixes each stage.
- Four places leads get lost, and how to count eachLeads drain out of a pipeline in four places: never recorded, never answered, never followed up and never closed out. How to count each one this week.
- The agency client lifecycle: five stages from first touch to renewalMap agency work across Acquire, Convert, Onboard, Deliver, and Retain and expand: who owns each handoff and where client work stalls.
- Build it, hire for it, or install a system: a one-page decisionDecide whether to build it yourself, hire a person or set up a system by the kind of work it is, with a one-page memo to fill in for your own business.