If you stop piggybacking, you will eliminate an established account's entire credit history from your credit report. (speakingofcredit.com)
At the same time, lenders are also able to look at a person's entire credit history. (mymoneytogo.com)
And don't forget to use your free credit reports that the government requires the credit bureaus to give you to keep tabs on your entire credit history and inquiries. (freefrombroke.com)