TUV Company uses the FIFO method for inventory valuation. For the fiscal year ended December 31, 2023:

• Beginning Inventory: 800 units at $20 per unit
• Purchases:
  • April 1: 1,200 units at $22 per unit
  • October 1: 1,500 units at $24 per unit

• Sales:
  • 2,500 units sold during the year

• Ending Inventory: 1,000 units

Visualize TUV Company’s inventory flow using charts or diagrams. Calculate the COGS and ending inventory under FIFO, discuss its financial implications, and analyze how FIFO influences TUV Company’s financial ratios and profitability.