Это неписанное правило было всем зн

Это неписанное правило было всем знакомо, кроме новичков.
Чтобы понять, как работает эта система, вам необходимо приобрести практический опыт работы в ней.
Эта компания имеет всего несколько традиционных точек сбыта, большая часть ее бизнеса находится в сети.

Результаты (английский) 1:

This unwritten rule was all familiar except beginners.To understand how the system works, you need to gain practical experience in it.This company has only a few traditional sales points, much of its business is in network.

Результаты (английский) 2:

This unwritten rule was all familiar, except for beginners.
To understand how the system works, you need to acquire practical experience in it.
This company has a total of more traditional points of sale, most of its business is in the network.

Результаты (английский) 3:

it's an unwritten rule was all very familiar, but beginners. to understand how this system works, you need to gain practical experience in her.
this company has only a few traditional points of sale.most of its business is in the network.