help with question 1 & 3 only

April Questions 1. Explain the difference between customer invoices and statements. 2. As shown in April transactions, show the reconciliation of the QuickB (Sales Tax Revenue Summary and Sales Tax Liability) to their respective o per the Profit and Loss and trial bala LOSS and trial balance to the Wisconsin ST-12. Use snips of reports. w the reconciliation of the QuickBooks sales tax reports my) to their respective account balances 3. Dave/owner paid quarterly income tax estimates this month: 1) explain why make estimated tax payments; 2) a sole proprietor is also subject to seiten estimates this month: 1) explain why Dave has to nts; 2) a sole proprietor is also subject to self-employment tax (SE tax), explain what SE tax is