How soon after closing house can you open another line of credit?

We are closing on our house today and need to buy a refrigerator and would like to buy some new furniture before we move in. How soon after we close can we go and buy this things on credit(either an existing card or by getting a store credit card)? Do lenders check your credit after closing because we would... show more We are closing on our house today and need to buy a refrigerator and would like to buy some new furniture before we move in. How soon after we close can we go and buy this things on credit(either an existing card or by getting a store credit card)? Do lenders check your credit after closing because we would actually like to go shopping right after closing!
Update: This is not our first home so we are aware of the costs of moving. Also we are moving to a less expensive county closer to our jobs so we will be saving money each month(hence the reason for moving). Monthly bills are not the issue I was just worried about applying for credit right after closing affecting the... show more This is not our first home so we are aware of the costs of moving. Also we are moving to a less expensive county closer to our jobs so we will be saving money each month(hence the reason for moving). Monthly bills are not the issue I was just worried about applying for credit right after closing affecting the home loan in any way.
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