"To start a collection" means to begin gathering and collecting objects of a similar kind or theme, usually for personal enjoyment or interest. Full definition
And, if you're just starting a collection of reference books, we hope that by sharing our go - to books with you, you'll get a solid start. (bookdesignmadesimple.com)
The first piece my Mom started her collection with is this big, white house. (theletteredcottage.net)
Would love to start this collection for all my «babies»! (theinspiredroom.net)