Generally, doing business of any kind requires a license. At small scale, the rules aren't enforced very much, but when you get big or someone doesn't like you, they are. Since everything you do can be interpreted as illegal in some way, there's no defense, and there's no recourse, since the courts aren't independent.
About embedding of workers: local employees who are party members will organize a party branch inside the company. The more powerful internal party members you have, the easier it will be to be given permission to do things, get licenses, etc, so they'll gain committee seats and power. So you end up with an internal organization with power in your company whose allegiances are to an outside agency.
About embedding of workers: local employees who are party members will organize a party branch inside the company. The more powerful internal party members you have, the easier it will be to be given permission to do things, get licenses, etc, so they'll gain committee seats and power. So you end up with an internal organization with power in your company whose allegiances are to an outside agency.