Our advice
The analog method of cost estimation

• Improve your technical knowledge (expert work).

• Make sure your project description is complete and accurate.

• Keep your orders of magnitude in mind, and think critically.

• Take the time you need to make your calculations.

• Use databases based on recent projects.

• Take into account the differences between geographical areas.

• Discuss your assumptions and estimates with others.

An experienced estimator is always better.

And remember, these are just estimates......