Sophia is a real estate investor. She purchases a quadruplex for 750 000$. She spends several amounts in the year 2018 for the building:

• Landscaping: 1 000$
• Roof repairs: 20 000$
• Bathroom renovations: 7 500$
• Kitchen renovations: 10 000$
• Renovation permits: 500$
• Cable expenses: 500$
• Electricity expenses: 3 000$
• Publicity expenses for rental: 3 500$
• Real estate commission paid on sales : 4 000$

She sells the quadruplex 4 years later for 1 250 000$.

1. Please explain the difference between a maintenance expense and a capital expense.
2. Calculate the adjusted cost base on the building and determine what will be the total capital gain on this sale.