In 2013, I attended a workshop on different types of business ventures. Here are some of the things I learned about tax deeds as a business venture.

Consider sellable property value.
Determine a sellable property value.
10% of property worth should be the deed, more is not cost effective.
Title search on property by hiring or by yourself.
Property records, sales info.
Want to check the ownership, try a title search co.
Start at current date and bring up any relevant records. Put into report,
Look for past owners, lien info, mortgages, might be able to do a title search chapter through real-estate co. some ca. sites actually doe title search.
Done by title search co.
Need title search to do insurance. Cost = the depth of the search.
Looking out for red flags or would be an issue.
a. a type of lien against the property.
b. finds a title search in that area.
You may need to setup up a power team that offers additional and different services.
Some companies may offer discounts for multiple searches.
Good relater is one who sells property. Willing to do a little work. They want to nature you.
Look at windows can indicate recent work done in the home.
Has a WD warranty deed.