Collecting
/kəˈlɛktɪŋ/
verb
To gather together; amass.
“Suzanne collected all the papers she had laid out.”
To get; particularly, get from someone.
“A bank collects a monthly payment on a client's new car loan. A mortgage company collects a monthly payment on a house.”
To accumulate (a number of similar or related objects), particularly for a hobby or recreation.
“I don't think he collects as much as hoards.”
noun
A hobby including seeking, locating, acquiring, organizing, cataloging, displaying, storing, and maintaining whatever items are of interest to the individual collector.