[nend]

She might not be wrong. Some properties are landed on more frequently than others, and some give better rents for their purchase price then others. Properties and sets don't all have the same game value.

You obviously have to balance that though, can't just buy nothing.

[JoshTriplett]

It's still almost always worth buying one property of each color, to prevent other players from building a group.

[aidenn0]

Remember that a property is still worth its mortgage price, so all properties should go for no less than that value at auction.