Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statement of Cash Flows (Unaudited)

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Condensed Consolidated Statement of Cash Flows (Unaudited) - USD ($)
 3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Cash flows from operating activities:    
Loss from continuing operations $ (356,800) $ (764,900)
Loss from discontinued operations 3,700 (11,700)
Net Loss (353,100) (776,600)
Adjustments to reconcile net loss to net cash provided by operating activities:    
Depreciation and amortization 3,500 5,600 [1]
Gain on sale of fixed assets (4,800)
Changes in operating assets and liabilities:    
Accounts receivable (75,600) 421,300
Contract assets (40,300) (17,200)
Inventory 14,700 (14,700)
Prepaid expenses and other assets (28,200) (73,800)
Accounts payable, accrued liabilities, and customer deposits 628,700 (72,100)
Contract liabilities (262,500) (89,800)
Deferred revenue (22,400)
Assets and liabilities held for sale (42,900) (9,100)
Net cash used in operating activities (182,900) (626,400)
Cash flows from investing activities:    
Purchase of property and equipment (1,700)
Proceeds from the sale of fixed assets held for sale 59,500
Net cash (used) provided by investing activities 57,800
Cash flows from financing activities:    
Payments of notes (17,100)
Proceeds from short-term and long-term debt 180,000 650,000
Net cash provided by financing activities 162,900 650,000
Net increase (decrease) in cash 37,800 23,600
Cash at the beginning of period 57,900 21,500
Cash at the end of period 95,700 45,100
Supplemental disclosures of cash flow information:    
Cash paid for interest 5,900 13,600
Financing of prepaid insurance premiums $ 37,400 $ 35,800
[1] Segment information excludes the results of SEM, which was discontinued January 1, 2023, except net income (loss), of which SEM is categorized as discontinued operations. (See Note 15)