Summary:
There is no חשש for אונס legally, however the צנועות are strict for themselves, while the פרוצות may remarry even if (they know) it is legally prohibited. There is no concern for אונס מיתה since there is publicity surrounding a death.
It is reasonable if he was מקדש with money - תינח דקדיש בכספא
Summary:
The power of אדעתא דרבנן מקדש is sufficiently strong that (not only can they be מבטל the קידושי כסף through הפקר בי"ד, but) they can even cause קידושי ביאה to become a ביאת זנות and invalidate the קידושין.
There are those who say; רבא ruled: and similarly regarding Gittin - איכא דאמרי אמר רבא וכן לענין גיטין
Summary:
By an אונס דלא שכיח כלל all agree that יש אונס, by a common אונס all agree that אין אונס, by a not so common אונס there is the dispute between the two versions of רבא.
Where the courts of law are in session every day - שבתי דינין קבועים בכל יום
Summary:
Before תקנת עזרא the בי"ד would either meet (any day) when the need arose, or they would only meet in one city, but not in all cities as it was after תק"ע.
If there are courts of law, etc. - אי איכא בתי דינין כולי
Summary:
Even when בי"ד קבועין every day he cannot marry on Friday since there is no בי"ד on שבת. Nowadays we marry on Friday because there is never a בי"ד קבוע, or because there is no purpose to go before בי"ד (according to רש"י).