For damage caused by the tenant through will or neglect, not only make the tenant pay for replacement costs, but an hourly rate for repairs as well.

There are always too many copies around (that were originally notorized) for this cheezy move to be effective unless one party gives up because they do not want to do the work needed to retrieve the copy.

However, if a business such as a hotel normally charges guests for damage that they cause, a customer with a disability may be charged for damage caused by his or her service animal.

However, don't expect to do this without having it effect your Dad's property.

This has been very effective for my success.

That's so in line with me too - been working on construction sites since I was 12 and spent a few years as an insurance adjuster so I'm not new to poking around fire damaged buildings....

There is a new law that went into effect as of September 1, 2008.

Sounds like BP has been very effective for you.  

For example, rent on time or early for all periods (weekly or monthly) in the past 12 months; no disturbances; repairs for tenant caused damages paid by tenant; informing landlord of misbehavior by other tenants; and I'm sure you can come up with more.

The damage was in excess of the security deposit.