Note 7 - Inventory

6 Months Ended

Jun. 30, 2018

Notes to Financial Statements

Inventory Disclosure [Text Block]

7. Inventory

Our inventory consists entirely of finished goods as of

June 30, 2018

and

December 31. 2017.

At

June 30, 2018

and

December 31. 2017,

the reserve for inventory valuation was

$555,000

and

$531,000,

respectively.