What are the disadvantages of job production?

Job production has several disadvantages, including: 

1. Cost: Job production can be expensive because it requires skilled labor, specialized machines, and a lot of calculations and assessments before the work can begin. Skilled workers also require higher wages, which can further increase production costs. 
2. Time: Job production can be slow compared to other methods like mass production and batch production. Each batch must be produced individually, which can lead to longer lead times. Customers may not be willing to wait, and may instead go to a competitor who has produced batches for sale. 
3. Efficiency: Job production can be less efficient than mass production. 
4. Scalability: Job production is usually suited for small-scale production, so it can be difficult for businesses to scale up production if demand increases. 
5. Flexibility: Job production can be inflexible to consumer demand.