Translation of boomen

please look at the attachments and tell me if there is something missing. I did not want to send you brochures that are intended for the hardware market. The company has experience with all routers.
If that gets out of control (riots or support for radicals), there may flourish a steady ground on which the mentioned could reoccur. Then after a while this turns to be nationalism on a larger scale.
Is there a way that I could test your Spanish and German lessons? Quality is very important to me. Can you send me a lesson electronically (by email or word)? Maybe you have your lesson ready.