Towing Issues: What makes a good towing car ?, large travel, tow truck

Question
What makes a good towing car ? What should I take into account when buying one ?

Answer
ok    

what are we asking here,   towing car ?  

you want to tow it behind a motor home ?


 you want to use it to tow a small trailer ?

You want to tow a large travel trailer ?


Or you want something that gets towed behind a tow truck alot ?

  Answers ,  I need more information for this one to properly answer it.

Thanks

Richard