In order to select your pictures you need to log into your gallery then you can click on “select photos” on the top right, once you are done, please click on “Add to Favorites” on the top right:
You will be asked to create an account with the website:
Once you have created an account you can send me the selection once is definitive:
In order to send the selection you need to click on the top right “Share Favourites”
Once you do this you can also add a personal message with some comment or information for me: