Answer:
It will fall under Consumption if it is a commodity or non-capital good purchased.
It will fall under Investment if it is a capital good that was sold or purchased.
It will fall under Government Spending if the Government bought or paid for it.
It will fall under Net Exports if it involves the purchase of goods from another country or the sale of goods to another country.
You buy a new Toshiba computer - CONSUMPTION AND NET EXPORTS.
Toshiba is a Japanese Company.
Ford manufactures a Focus and sells it to Avis, the car rental company. INVESTMENT.
It becomes a capital good to Avis.
Dell sells a desktop computer from its inventory to the Johnson family
. - CONSUMPTION and INVESTMENT.
The Desktop is considered a capital good as it can be an investment by the family to produce goods or services.
Aunt Jane buys a new house from a local builder. INVESTMENT
Housing is a capital good.
The federal government sends your grandmother a Social Security check.
- TRANSFER PAYMENT which means it is not to be included in GDP.
Texas hires public middle school teachers
. - GOVERNMENT SPENDING.
Texas will be spending to pay teacher's salaries.
You pay a domestic plumber for fixing a leak in your bathroom. - CONSUMPTION.
Uncle Paul pays a domestic contractor for renovating his home - CONSUMPTION.
This is housing but it involves buying goods to change the appearance of the house not buying the house itself.