Originally Posted by Jatan

Looks like Grubhub charge will post with tomorrow's date if you order late evening so you just need to be careful on last day of the month -- for me it seems like 559pm central is the cut off time for using today's date

His 25th purchase should be fine -- should post with 25th or 26th transaction date which is still in Feb

Haven't made a late last day transaction luckily so I've gotten my credits correctly

My card:
11/30 GRUBHUB $3.92 (ordered 11/29 @ 633pm)
12/3 AMEX Dining Credit -$2.56 (remaining Nov)

12/4 GRUBHUB $1.76 (ordered 12/4 @ 317pm)
12/7 AMEX Dining Credit -$1.76

12/10 GRUBHUB $3.92 (ordered 12/9 @ 811pm)
12/13 AMEX Dining Credit -$3.92

12/19 GRUBHUB $1.76 (ordered 12/18 @ 621pm)
12/22 AMEX Dining Credit -$1.76

12/29 GRUBHUB $3.24 (ordered 12/28 @ 600pm)
1/2 AMEX Dining Credit -$2.56 (remaining Dec)

1/25 GRUBHUB $11.76 (ordered 1/25 @ 451pm)
1/28 AMEX Dining Credit -$10.00

2/21 GRUBHUB $11.76 (ordered 2/21 @ 517pm)
2/24 AMEX Dining Credit -$10.00

Family member:
12/28 GRUBHUB $2.61 (ordered 12/28 @ 555pm)
1/1 GRUBHUB $3.81 (ordered 1/1 @ 507pm)
1/2 AMEX Dining Credit -$2.27 (remaining Dec)
1/6 AMEX Dining Credit -$3.81

1/9 GRUBHUB $3.81 (ordered 1/8 @ 717pm)
1/11 AMEX Dining Credit -$3.81

1/28 GRUBHUB $3.81 (ordered 1/27 @ 613pm)
2/1 AMEX Dining Credit -$2.38 (remaining Jan)

2/14 GRUBHUB $11.76 (ordered 2/13 @ 639pm)
2/16 AMEX Dining Credit -$10.00