I would just like to point out for anyone reading this in the future that we are now 16 replies into this thread and I have seen no evidence that backs up OP’s claims.
If it's just prints, try Walgreens.com with 1 hour local pickup. There are often online discount. Most importantly, you need to start with really great high quality image files. I'm fortunate to have a Walgreen's only 1 mile away.
Unless I'm very mistaken, LOS is all about being able to see the drone as a ground observer... a limiting regulation to restrict the maximum distance between the drone and the operator. Where 'situational awareness' is mentioned - that refers to...