What are the limiting factors that are stopping one company from taking over any sector in the market with all the modern systems available?

As soon as I see it's from my google voice number I immediately start making my way to my laptop.

At this point, I have to whip out my laptop instead of my phone to follow up with sellers, tasks, etc.

They need to be painted a light modern colour.Can't make out the hardware but if dated it needs replacing as well.

They called, some on the first or second mailing, some on the 10th and some took more than one phone call to get them to agree once they finally calledWe were assembling an old subdivision and then restructuring the lots to provide space for more modern homes.  

3 is most modern/up-to-date looking.5 is nice too, if in fact you intend to "buy sell rent fix"- gets it all in there.

I recently had an older (10 years or so) Honda Civic sold for about 5K; 10 years old, almost 100K kilometers on it, but easily could've done another 100K with the right mechanic and so on, always dealer serviced etc.5K (and on-going maintenance etc.) is a great price for a car that's still safe (had all the modern safety functions of ABS, airbags, etc. and even had A/C!). 

The modern military salute is said to have descended from the knights, as their commanding officer would lift his hand to his helmet to reveal his face, as his soldiers often had never seen what he looked like before.

The current reno has 4" wide 100+ year old pine subfloor that I'm going to have sanded out, I think it will look great, old pine is much denser than modern young trees.

Of course he would, he already made me go cordless on my laptop peripherals (Hey, why isn't my mouse working?