Tools to manage the Agency.

https://www.teamwork.com/ (no email)
https://www.groovehq.com - cool $40 per agent
Monday.com - looks like you can have email *
https://www.teamoutpost.com/features (looks good)*
https://clientflow.com/pricing/ - looks cool $20 per user*
Happy Fox - NO
https://frontapp.com/pricing - $25 per user.
https://freshdesk.com/   - no
https://hiverhq.com/blog/team-inbox/ $14-34 .  user looks cool but only gmail.com
https://www.helpscout.com - noo

https://slack.com/ - company communication
https://calendly.com/ - for scheduling
https://backlinko.com/link-building-strategies
http://hotjar.com/ (how website users interact with page)