2 Tough decisions as the blinds rise (my weakness)

[Paradigm]

I find myself in level 3 or 4 consistently, and then the fringe decisions (clearly the hardest part of the SNG) make or break my result. What do I do here?

***** Hand History for Game 2457831155 *****
NL Texas Hold'em $10 Buy-in + $1 Entry Fee Trny:14438561 Level:5 Blinds(75/150) - Monday, August 01, 02:32:29 EDT 2005
Table Table 11665 (Real Money)
Seat 8 is the button
Total number of players : 5
Seat 6: Latinfury03 ( $1505 )
Seat 9: bill408 ( $1945 )
Seat 7: HERO ( $1965 )
Seat 8: josht0614 ( $1110 )
Seat 5: mirmum ( $1475 )
Trny:14438561 Level:5
Blinds(75/150)
** Dealing down cards **
Dealt to HERO [ Kh 9c ]
Latinfury03 folds.
HERO ????



Here's another example. Here, minraiser had been minraising many hands preflop, but hasn't shown anything down

***** Hand History for Game 2457855470 *****
NL Texas Hold'em $10 Buy-in + $1 Entry Fee Trny:14438561 Level:5 Blinds(75/150) - Monday, August 01, 02:36:29 EDT 2005
Table Table 11665 (Real Money)
Seat 9 is the button
Total number of players : 4
Seat 6: Latinfury03 ( $1355 )
Seat 9: bill408 ( $3945 )
Seat 7: HERO ( $1965 )
Seat 8: josht0614 ( $735 )
Trny:14438561 Level:5
Blinds(75/150)
** Dealing down cards **
Dealt to HERO [ Ad 8s ]
josht0614 folds.
bill408 raises [300].
Latinfury03 folds.
HERO.....