Many years ago I was advised by my Rabbi Z"l to read חוק לישראל. And I faced a similar problem. Here's what he told me:
There are two maps of reading Torah - personal and social:
On the personal level, completing the whole Torah 2M1T has many Kaballic benefits (see the intro to חוק לישראל)
On the public level, reading the Parasha in public is a different ...
In an interview published in Mishpacha magazine in 2011, R. Michel Shurkin reports the following:
...I ask whether Reb Moshe was supportive of the trend towards being
machmir even if there was a mesorah otherwise. Rav Michel answers with
a story, of course. “During the 1970s, Kissinger sold a lot of wheat
the US had stockpiled to Russia. The reason ...
Footnotes 92 and 93 to Rambam Hilchos Terumah 1:22 explain the halacha. Note that the difference is based on what is involved in the completion of the work.
22 When produce from Eretz Yisrael is taken to the Diaspora, it is exempt from the obligations of challah, the terumot, and the tithes,
[for one of the prooftexts requiring the separation of these ...
R' Michael Broyde-- in a 2004 article titled "The Ketubah in America: Its Value in Dollars, its Significance in Halacha and its Enforceability in American Law"-- seems to say no:
(bolding for emphasis)
The enforceability in American law of the ketubah payment is a
matter that has rarely been litigated, although there is not a
single case where a court ...