Selling costs in DUMBO include agent commission, attorney fees, transfer taxes, and any buyer credits. Commission is 5 to 6 percent. NY State transfer tax is 0.4 percent. NYC transfer tax is 1 to 1.425 percent - virtually all DUMBO sales hit the higher tier. Attorneys charge $1,500 to $3,500 flat fee. Factor in any unpaid common charges or special assessments if you're in a condo. The Franzese Group provides a complete net sheet up front. Call (718) 666-2696.