Real Estate Development Real Estate Development DDC provides consultancy services in real estate development sector as well. The broad spectrum of services include: Lease abstraction and lease testing;Data validation;Financial, nonfinancial and legal review;Cash flow analysis using updated software;Source document variance analysis;Historical revenue and expense analysis;Net operating income and capital expenditures verification;Property reimbursement and cost allocation method pool verification;Agreed-upon procedures;Property accounting system uploads;Lease compliance testing