Note 5. Note receivable

On February 26, 2015, the Company signed a letter of intent with Tera Group, Inc., owner of TeraExchange, LLC, a Swap Execution Facility regulated by the U.S. Commodity Futures Trading Commission, to negotiate a merger agreement. Since the merger agreement was not executed by the execution date, the merger was aborted. Simultaneous with the letter of intent, on February 26, 2015, the Company purchased a promissory note in the principal amount of $250 bearing interest at the rate of 5% per annum from the aggregate unpaid principal balance and all accrued and unpaid interest are due and payable upon demand at any time after August 15, 2015. As of June 30, 2015, the Company has accrued $4 of interest income under this note.