Some of the metrics that I find valuable to understand are:- Population Total- Population Age- Home Values- Household Incomes- Rental Vacancy Rate- Homeowner Vacancy Rate- Poverty Rate- Educational Attainment Rate (High School/GED & Bachelors)- Number of Housing Unit- Rent to Income Ratio- Rent to Price Ratio- Population on SNAPS (supplemental nutrition assistance program) percentage- Property Tax Rate- Median Age of Buildings- Number of Structures by Units (SFR, Duplex, Triplex, Quadplex, etc...)- Median Rents by Number of Bedrooms- Unemployment Rate- Employment Sectors Percentages- Number of Building Permits Issued- Foreclosure Rate- School Ratings- Crime StatisticsWhen you consider all the variables listed above you will be better able to judge a locations tenant quality.Also take into consideration the direction in which each of these market indicators are trending.

Be prepared to supplement the property (I.e. handle the negative cash flow) under a worse case scenario.  

Some of the metrics that I find valuable to understand are:- Population Total- Population Age- Home Values- Household Incomes- Rental Vacancy Rate- Homeowner Vacancy Rate- Poverty Rate- Educational Attainment Rate (High School/GED & Bachelors)- Number of Housing Unit- Rent to Income Ratio- Rent to Price Ratio- Population on SNAPS (supplemental nutrition assistance program) percentage- Property Tax Rate- Median Age of Buildings- Number of Structures by Units (SFR, Duplex, Triplex, Quadplex, etc...)- Median Rents by Number of Bedrooms- Unemployment Rate- Employment Sectors Percentages- Number of Building Permits Issued- Foreclosure Rate- School Ratings- Crime StatisticsWhen you consider all the variables listed above you will be better able to judge a locations tenant quality.Also take into consideration the direction in which each of these market indicators are trending.

Some of the metrics that I find valuable to understand are:- Population Total- Population Age- Home Values- Household Incomes- Rental Vacancy Rate- Homeowner Vacancy Rate- Poverty Rate- Educational Attainment Rate (High School/GED & Bachelors)- Number of Housing Unit- Rent to Income Ratio- Rent to Price Ratio- Population on SNAPS (supplemental nutrition assistance program) percentage- Property Tax Rate- Median Age of Buildings- Number of Structures by Units (SFR, Duplex, Triplex, Quadplex, etc...)- Median Rents by Number of Bedrooms- Unemployment Rate- Employment Sectors Percentages- Number of Building Permits Issued- Foreclosure Rate- School Ratings- Crime StatisticsWhen you consider all the variables listed above you will be better able to judge a locations tenant quality.Also take into consideration the direction in which each of these market indicators are trending.

Here is a list of a few that I find to be of most value:Population TotalHome ValuesHousehold IncomesPoverty RatePopulation AgeRental Vacancy Rate*Homeowner Vacancy Rate*Educational Attainment Rate (High School/GED & Bachelors)Number of Housing UnitRent to Income Ratio*Rent to Price Ratio*Population on SNAPS (supplemental nutrition assistance program) percentageProperty Tax Rate*Median Age of BuildingsNumber of Structures by Units (SFR, Duplex, Triplex, Quadplex, etc...)Median Rents by Number of BedroomsPopulation Change (Births, Deaths, In-Migrations, Immigrants)*note that some of the metrics are composites that are computed by comparing two or more variables from the ACSA number of the variables above can also be broken up into cohorts, which will give you even more insight into how an area is doing.

He is a home inspector here in California but we are looking to supplement his income with rental income.

If you haven't already, I'd also consider adding supplemental material (videos, online courses, spreadsheets/templates, exercises, etc. ).

SNAPS (supplemental nutrition assistance program) rates are at 14% of households.

Do any of you ever require any supplemental information from servers or waitresses to corroborate their income?

Here is a list of variables I find will help paint a decent picture of the quality of a location:- Population Total- Population Age- Home Values- Household Incomes- Rental Vacancy Rate- Homeowner Vacancy Rate- Poverty Rate- Educational Attainment Rate (High School/GED & Bachelors)- Number of Housing Unit- Rent to Income Ratio- Rent to Price Ratio- Population on SNAPS (supplemental nutrition assistance program) percentage- Property Tax Rate- Median Age of Buildings- Number of Structures by Units (SFR, Duplex, Triplex, Quadplex, etc...)- Median Rents by Number of Bedrooms- Unemployment Rate- Employment Sectors Percentages- Number of Building Permits Issued- Foreclosure Rate- School Ratings- Crime StatisticsAlso take into consideration the direction in which each of these market indicators are trending.