But it would have made it illegal for you neighbour to sell you some seeds. This is actually a good, simple example of a common side effect of regulating many

But it would have made it illegal for you neighbour to sell you some seeds. This is actually a good, simple example of a common side effect of regulating many industries. The quality or safety requirements seem reasonable and often just good practice to existing operators. For new operators, especially those doing things differently (like running a free library) it can be a serious hurdle.