Other income (expenses). Other income (expenses) primarily includes interest expense incurred on debt, and also includes other income (expenses). For the quarter ended December 31, 2018, total other income, amounted to a net expense of $1,381,970, as compared to total other income of $9,710, representing a change of $1,372,360 or 14132.4%. During the quarter ended December 31, 2018, interest expense increased by $548,356 which is attributable to interest only mortgages procured in this period. Additionally, Inducement cost incurred was $823,900 as compared to no expense as of the prior period. We do not expect at this time for inducement costs to recur, as those costs were associated with our incentive to holders of our then short term, 6 month and 12 month convertible notes to convert those notes, as we were in the process of raising funds under our new Unit offering, and we deemed it more likely to succeed at the time, should we incentivize the prior convertible note holders to convert their notes.
Other income (expenses). Other income/(expenses) primarily consists of gross margin from sales of cellular telephone SIM cards and handsets. Sales of SIM cards and handsets...................... 1,896 1,313 577 323 Cost of SIM cards and
