Before month-end adjustments are made, the February 28 trial balance of Cole's Enterprise contains revenue of $11,000 and expenses of $8,900.

Adjustments are necessary for the following items:

a) Depreciation for February is $1,200.

b) Revenue earned but not yet billed is $2,800.

c) Accrued interest expense is $900.

d) Revenue collected in advance that is now earned is $2,500.

e) Portion of prepaid insurance expired during February is $500.

Calculate the correct net income tor Cole's Enterprise for the month-end.