keep going on please, i found a lot of benefits

Excellent presentation, thanks!

Tank you

Please do a set of concrete videos

17:15 "may be used for shoulders and widenings less than 10.5 feet in length" seems pretty short...did the narrator mean length?

Local government State government Federal government Standing armies are more expensive than vigilantes, militias, forest rangers, security guards, police officers, traffic enforcement, messengers, telecommunications officers, radar specialist, and regular patrolling agents such as constables on patrol COP

Tank you