A big spend will be different for everyone, so set a $ figure or a % of your weekly income that works for you and your family.
Will this product meet my needs?
If yes: List the product's essential features.
If no: Wait! Look for another opportunity later on.
Consider job security, health issues, etc.
If yes: What's my safety net in case things go wrong? e.g. product warranty or insurance.
If no: Wait! Look for another opportunity later on.
Do I know how I'll pay for it?
If yes: Set a limit (and don't be tempted by in-store finance or using your credit card)
If no: Stop! Look for another opportunity later on.
