Do all HOA and condo board directors need to sign legal documents or would that not be valid

Our landscaping, water, garbage and incidentals are handled by a property management company who divides up the bills, collects the money and pays them monthly. We may need to do this ourselves but need to ensure it’s done legally.

Has anyone came up with any written rules, policies or best practices that they can share for condo buildings yet to help with Covid-19 coronavirus?  We have been asked to supply one...  

Can I sue the condo board for not following bylaws? They are hiring and approving contracts without a vote

HOA owner not getting proper chance to voice opinion prior to elections.

Our Board received a petition to amend our documents and many people want to change. In Florida can the owners demand the 20% that signed the petition pay for the expenses?

How does our condo board deal with a renter who is a nuisance? 

Condo board has taken over renovation and redecorating of hallways. They do not ask for input from owners.

Can owner and board director be employed by HOA as no one else is around in the summer months?

We have a 5 member Board. A few of the owners are consistent in their bullying. It is so difficult taking care of this building .