A DBA can be highly beneficial for business marketing, but setting up bank accounts in the name of a DBA rather than in the legal name of the individual or entity that owns the business can be complex and require documentation proving that you have a right to use the business name.
Most businesses use double entry accounting, a system in which every financial event causes two transactions, a debit in one account and an equal offsetting credit in another account. When a company establishes an accounting system, it must choose to use either a single entry system or a double entry system.
twice as large, heavy, strong, etc.; twofold in size, amount, number, extent, etc.: a double portion; a new house double the size of the old one. composed of two like parts or members; twofold in form; paired: double doors; a double sink. of, relating to, or suitable for two persons: a double room.