What are advantages to creditors in case of note receivable than an ordinary account receivable?

Notes Receivable is a written agreement to pay at stated date and it is beneficial for company as if company required money before the actual date of then company can sell or give that notes to third party for collection at specified date and can receive money immediately from that third party for utilizing in business while under actual accounts receivable situation company has to wait till specified period of time to collect money from debtors.