Not sure what others do but I always like my SIBs to have their name on the transom. Might help ID it if washed up somewhere (!!) and is a name to put against payment of pontoon/slip fees etc.
I put the name on the inside of the transom as it's usually easier to see.
Just had brilliant service from these guys...
https://www.vinylletteringonline.co....FdQ_GwodcVYLTA
... where you design the sticker online and it calculates the price etc. I ordered one day and received the next. The letters have strong adhesive and are on "front backing sheet" that keeps them aligned for a perfect result.
No sniggering about the name again Willk... we've been round that loop!