Keep your collection organized. Your originals may be sorted in one way, the digital image of your collection can mirror that or be completely different. Or change in time, no need to reorganize precious originals.
You can have your collection with you anywhere you go, to view on your tablet, any compuret or smartphone. Make parts of it or your whole collection available for public viewing and show other collectors your achievements.
Mark items that you wish to trade or sell and offer them to other collectors. Advertise items you are seeking in return.