home depot is the same way, i bought something online on HD once and one day went in the store and bought something with the same credit card and the emailed me

home depot is the same way, i bought something online on HD once and one day went in the store and bought something with the same credit card and the emailed me about my in store purchase. i never logged it or provided any other information than my credit card swipe in the store but they tied it to the account i had on homedepot.com