A&E can mean either Appropriation & Expense or Analysis & Evaluation.A&G is Adminstrative & General.A&M is Additions and Maintenance.A&P is an acronym for Administrative and Personnel.ABA (Accredited Business Accountant or Accredited Business Advisor), in the US, is a national credential conferred by Accreditation Council for Accountancy and Taxation to professionals who specialize in supporting the financial needs of individuals and small to medium sized businesses. ABA is the only nationally recognized alternative to the CPA. Most accredited individuals do not perform audits. Generally, they are small business owners themselves. In addition to general accounting work, CPAs are also heavily schooled in performing audits; however, only a small fraction of America`s businesses require an audit. In general, a CPA has majored in accounting, passed the CPA examination and is licensed to perform audits. An ABA has majored in accounting, passed the ABA comprehensive examination and in most states is not licensed to perform audits.ABATEMENT, in general, is the reduction or lessening....