1 The comma and period always go inside the closing quotation mark when there is no parenthetical reference. 2  The comma and period always go inside a quotation within another quotation when there is no parenthetical reference.3  The period goes outside of the quotation mark when using a parenthetical reference. The comma and period always go inside the closing quotation mark when there is no parenthetical reference. 2  The comma and period always go inside a quotation within another quotation when there is no parenthetical reference.
You CANNOT use 2 phones with the same number at the same time. But the Blackberry and IPhone uses different data plans. Every time you change the SIM card, you would need to notify AT&T of the change so that they can change the data plans to match the phone you are using.
Rating Newest Oldest. Best Answer: as well as at&t, you can get a new SIM card with no extra charge. You also keep your phone number. All they do is change the SIM card number registered with your account.Your number stays the same and it does not affect your rate plan or current contract status.ating Newest Oldest. Best Answer: as well as at&t, you can get a new SIM card with no extra charge. You also keep your phone number. All they do is change the SIM card number registered with your account.