How can customers select photos for printing from my art collection?

[CMD_971]

hello , 

i want to seeling my photo.

i will print my pics in 9 magnets .  

i wish my customer picked theme-self 9 Picture in my collection of art.( maybe 50 pics ) 

after that i will print and send theme the package. 

is it possible ? An app can do. that for me ? or i have to found a code guy ? 

thanks