Yes, Major League Baseball does permit you to bring a video camera into a ball park and you are allowed to use it to record as long as it doesn't interfere with other fans or the enjoyment of the current game that's being played however some ballparks may not allow you to bring in Tripods or camera bags. Progressive Field, the home park of the Cleveland Indians does not allow fans to enter with Tripods but video cameras are permitted.
Turner Field allows the use of video cameras but no game action being recorded is permitted.
no,but its is illegal to sell them .
Major League Baseball
It depends. In the major leagues it is legal, but depending on which level of baseball your talking about (Little League, College, High School) it may not be legal.
no one is going to complain in little league
yes, metal cleats are completely legal in pony league.
Yes, but why use it, it isn't better than aluminum
No, composite bats, including those that use carbon fiber, have been banned for use in Little League.
Yes, it's legal in Major League Baseball provided the pitcher isn't in the middle of a pitch otherwise it's illegal.
No
The easiest legal way to watch MLB in the UK is to subscribe to MLB.TV, an online service directly provided by the MLB that streams every game online. The price is $39.99 (£25.26) for the year or $19.99 (£12.63) for a month.
The legality of the app iSpy depends on how it is being used. In general, using it to monitor public areas where there is no expectation of privacy is legal. However, using it to spy on individuals in private settings without their consent may be illegal in many jurisdictions. It is important to check the laws in your specific location before using such an app.
As long as the owners of the camera's allows you to use the iSpy app with them, it is legal.
In Camera proceeding is a legal proceeding happening with the judge in private away from jury or spectators