This online training includes on how to assess your existing wireless network:
 
Security - Type of encryption enabled on router
Security - Setup Guest Account
Using multiple wireless analysis tools
Type of obstruction to wireless connection
Zone of wireless router - mostly circular
Determine placement of wireless network device using result from wireless analysis tools
Self configuration of DNS to optimise network
Channel tuning 
Extending range for wireless router - reuse of old routers.
 
The training is conducted using Zoom or WebEx. This training is mainly hands-on.