| Schedule of Deferred costs and estimated earnings |
| | June 30, 2023 | | | December 31, 2022 | | Deferred costs | | $ | 404,849 | | | $ | 311,911 | | Estimated earnings | | | - | | | | - | | Total deferred costs and estimated earnings | | | 404,849 | | | | 311,911 | | Add: billings to date | | | 649,505 | | | | 92,938 | | Deferred costs and costs and estimated earnings in excess of related billings on uncompleted contracts | | $ | 1,054,354 | | | $ | 404,849 | |
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| | 2022 | | | 2021 | | Deferred costs | | $ | 311,911 | | | $ | - | | Estimated earnings | | | - | | | | - | | | | | 311,911 | | | | - | | Add: billings to date | | | 92,938 | | | | - | | Deferred costs and costs and estimated earnings in excess of related billings on uncompleted contracts | | $ | 404,849 | | | $ | - | |
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