Whoever says they do 99 jobs or they are general dealers doesn’t deserve my respect.
If you really want to be
successful, and become rich, Stick with one business, master it, be the best in
that field to the extent that the name of the field (business) becomes your
Let the business name become part of your name.
Diversification is of course inevitable, but it shouldn’t be your goal or business model. Diversification should come when you have overgrown in the business, and can fully apply the same business module you have mastered in the old business in the new one.
Go and do that ONE business. Do it over and over until every step of the business becomes part of your DNA.