Watch the interest rates closely, LIBOR rate and spreads have risen too much too fast.

After watching the promo videos, you'll know "I like this, but I don't need that feature..." and your list will shorten.

No one will be watching cable 10 years from now.

Watching timing - (if you sell the smaller as one portfolio to one buyer on one contract then it could be one exchange with one calendar.

Dropped by his old property management office on 2nd street only to watch his crew packing up one morning and haven't seen them there since.

I watched your podcast and I know you have TONS of experience.

Until a couple of days ago when I watched a podcast and found out that depreciation was actually manadtory ie the IRS will assume you took it even If you did not.

There's even some late investing strategies our clients use to reconvert to rental then sell later and buy passive 1031 opportunities to hold till death and the step up in basis.The key points to remember are that delay of taxes (paying homage to watching paint dry and the World Cup here) is still a very valid strategy. 

Watching new neighbors move in across the street from us, after the previous lady went through hell, trying to get her house sold -- she had not one but two sets of real bad tenants. 

Pay someone to sit in the parking lot and watch who is doing it.