An Aerotropolis is an emerging type of urban form comprised of aviation-intensive businesses and businesses that need to be readily connected to their customers.They typically extend outward 15-20 miles from a major airport and are powerful economic development engines.n Aerotropolis is an emerging type of urban form comprised of aviation-intensive businesses and businesses that need to be readily connected to their customers.
trial balance. n. 1. (Accounting & Book-keeping) accounting a statement of all the debit and credit balances in the ledger of a double-entry system, drawn up to test their equality.
Purpose of a Trial Balance. 1  Trial Balance acts as the first step in the preparation of financial statements. 2  Trial balance ensures that for every debit entry recorded, a corresponding credit entry has been recorded in the books in accordance with the double entry concept of accounting. If the totals of the trial balance do not agree, the differences may be investigated and resolved before financial statements are prepared.