Draft: The first state when we create a new Sale Opportunity.

Open: All information of the Sale Opportunity is entered such as prospect's contact email, questions, etc

Suspended: We replied to prospect, waiting for their return.

Closed: The Sale opportunity is either 1) accepted by prospect, turn into a Sale Order; or 2) Clearly rejected by prospect.

Expired: No return/ news from prospect for some time.

Deleted: in case added by mistake, so user can delete it