Please find below some helpful suggestions that many make your
job easier for maximum satisfaction.

Find a contractor you have good communication with.

Ask for references

A good set of drawings is required

If you don't have drawings-draft a rough diagram of what you require, your contractor should  be able to provide drawings or drafts persons name.

A accurate set of drawings and specifications will enable the contractor to provide and accurate price with little or no changes during construction.

Make sure any changes to the contract are done before construction  this will enable the contractor to stay on the schedule and eliminate any extras to the contract.

If you are uncertain about anything, make sure to ask your contractor, they are usually more than willing  to answer any of your questions.