Take a look at BP's blog where new articles are published every day: https://www.biggerpockets.com/blog4.

Draw your information straight from the leases on a tenant-by-tenant basis.

For outbound, you’ll need to get lists of addresses and tons of data from platforms that pull county records on a daily basis like bathleads and propstream so you can filter those records more easily by potential motivation indicators like foreclosure, eviction, probate, etc.

You have to put in the work to prospect every day and build your business to what you want it to be. 

You've been living there for 15 years, and some new rich landlord buys the place and starts raising rents.You need to go on a per unit basis, and address any issues that need repair.

Generally, for the optimal refinance, these are top of mind for BRRRR strategy investors:Return of capital: The key “secret sauce” of the BRRRR method is to build portfolios using the same capital over and over—which relies on getting your basis (or more) back on the refinance, where basis refers to the money you invested in the property (down payment and cash used for renovations).Speed: Refinance lenders use the term “seasoning” to refer to the amount of time (typically in months) between the purchase of the property and the refinance.

The Fed is only proposing 75 basis points in reductions next year IF everything goes according to their plan.

Also I was wondering what is usually recommended for Hot tub maintenance, is it done on weekly or monthly basis ?

We have found it to be invaluable in our everyday work.

Part of the reason why I look for 4-5 bedroom places that need some work, that way I'm not competing with the everyday homebuyer looking for a 3/2.