You can blur the serial number just enough to make it unreadable. Even simple programs like those in Microsoft basic packages should let you blur an area. But yes, it is good to play it safe and keep the naughty guys from using your pic and info for evil and nefarious deeds. Just take the pics from the opposite side.
Congrats to our members with pics hosted at Ruger Gallery. Way to go. Motivates me to send some of mine.