Should Florida condo association with 1,000 plus units be self-managed or outsourced to a property manager?

Is there law to prohibit a board member from paying himself. The HOA plumber bought a unit and a vacant board position, while being paid as the plumber.

Can folks have structures on their lawn.  We have a couple tool sheds.  Are there any rules and regs around this ?  Our HOA states nothing about this.

Our board states unit owners are not allowed to contact the condo owners or manager or have any communication with them other than at meetings.

Who is the best property management company in the Palm Beach area?  We are looking for recommendations.

Can our condo association in Denver Colorado place a lien against an owner who has not paid his condo fees for over six months?  

Can non-resident owner still use the swimming pool and bring over guests?

There are blockages in the sewer line of our new condo What liability do we have for remediation and repairs of the apartment below us?

We live in a townhome community and residents leave cars out in the driveways and on the street.  Sometimes they do not move for months. 

How do we get our HOA directors to enforce the fines we put in place?  They are not doing it.