They are grieving.

They target the homes of recently deceased and the grieving family.

That is the number one thing people need who are grieving.

On the one hand his family is grieving and I don't want to add any difficulties. 

There are longer version examples available from some of the yellow letter companies, but I don't think you need to go into too many details on why you are mailing them, or being compassionate for their loss(that should come during the phone call if they tell you why they are interested in selling).If they are truly motivated they will contact you from a relatively basic letter, and that may be a better way to approach someone in this situation than an email or phone call if they are still grieving.

A few of them were ready to sell and accepted my low offer but they were inherited properties and the new owners were still grieving and gave me a date of when we can start the buying process ( most of them a month or two later and some of them needed like 5 months).Also, I had three AMAZING deals where the seller accepted I think like 40% of ARV but the deals never went past that.

There's a grieving process that the decedents family is going through.Under BP's Tools, go to "FilePlace: Free Forms & Files" which will show samples of letters & cards to send to probate(s) & code enforcement.Mark, (N-CA)Sac/Placer counties

Heirs have to grieve.

I would find that web site and compare your property with comps in the area then go see the county clerk to find out if you can grieve the taxes.

They berated him for asking the grieving family to sell Grandma's house.