The rules are poorly written and even more poorly enforced.

Coordinate with a candidate before they announce their candidacy?

Pass

Coordinate with an individual who is then hired as an advisor to the candidate?

Pass

Coordinate with the children / spouse of an incumbent candidate?

Pass

Coordinate with the candidate themselves through means that prevent detection?

Pass

Coordinate with a candidate explicitly in broad daylight while making no attempt to hide it and leave a paper trail, electronic records, notarized documents, and a plan to do so again in the future and market your services doing so to other candidates?

Candidate elected; you are at a sub 1% chance to be charged with a misdemeanor if investigated by the DoJ because the FEC can’t be arsed