Advanced Ag advancedagservices.net Services LLC Roos & Associates Real Estate Appraisals / Sales / Consulting Les Roos, ARA Kara Hart Karissa Grube 701-775-4944 Specializing in appraisals and sales of farmland in ND and MN since 1986 Advanced Ag advancedagservices.net Services LLC Roos & Associates Real Estate Appraisals / Sales / Consulting Les Roos , ARA Kara Hart Karissa Grube 701-775-4944 Specializing in appraisals and sales of farmland in ND and MN since 1986