Our Experience, 55 Years and over 1000 real estate transactions. Experience in real estate is usually measured in one of two ways, numbers of years or number of transactions. The Duering Team offers both, averaging over 40 transactions per year in the last 20 years. Tammy, Mike and Sara have seen just about everything there is in Real Estate. From Buyer's markets to Seller's markets, from first time home buyers to downsizing empty nesters, estate sales, foreclosure, short sales, 1031 tax deferred exchanges, we’ve experienced just about every situation.