The numbers didn't change & have actually done exceptionally better this year.

Based on the limited information you've provided, as long as there's no exception in the title policy for a claim made by the ex, if he does make a claim to the property post closing, it sounds like it should be a matter covered by the policy. 

Walls two and three are shared, (except corner units) wall four has bedroom windows.

It sounds from your description that you could also be eligible to use the last principal residence exception to withholding. 

I stopped telling except that I will get the house cleaned before move-in. 7.

Moreover, demand increased for each type of home except lower-priced single-family.

All that said I would not discuss the child's disability with this mom at all except where it results in damage to your property, if the noise is coming from ongoing door slamming, wall hitting, etc.

We notified the existing tenants of the change in ownership, and informed them of the rent increase, about $65, starting 2 months out, stating it was fair market rent, which was true  We stated we would make improvements to their Units, like above, with the exception of painting and refinishing of cabinets (too invasive for an occupied Unit), as well as repair any issues, like slow drains, which was found during the building inspection.

A resident manager, provided that no alternative vacant unit is available for occupan-cy by a resident manager, except that where a building has an existing resident em-ployee-manager hired under an employee/employer agreement, who must reside on the premises as a condition of employment, who may not be under the protection of the RSO. 9.

All the areas I’ve searched in (except Burbank) are rent controlled.