I'm in favor of banning porn ads (generally), since those tend to be offensive to a lot of people and also are highly correlated with spammy behavior, but I'd be tempted to boycott a vendor who prohibited weapons ads for any reason other than legal compliance. Amazon is pretty reasonable (knives are fine, firearms accessories are fine, but firearms and ammunition are out due to compliance issues). Google has no excus…
> Amazon is pretty reasonable (knives are fine, firearms accessories are fine, but firearms and ammunition are out As a target shooter, I don't find this any more reasonable than a gay person might find "personal ads are fine, but not gay personal ads". All too often our definition of "reasonable" is "gores HIS ox but not mine".
For Amazon to enter online sales of weapons, they have to address a mess of state and local compliance issues which are not their core competency. No matter what your opinion is on firearms and ammunition, Amazon's reticence as a business to get involved with that seems very reasonable to me.