Assuming, after 30 days of practice, that one said the correct edition: Tos. Berachot 12b
Preceding Prayer with words of Torah: Rashi Berachot 2a "Ad Sof" (from Yerushalmi)
Reading sections of it out-of-order: Megillah 17a, 17b
The Absolute nature of the Wording coined by the Rabbis: Tos. Berachot 12b #2
Adding one's own prayers of praise for Gd: Megillah 18a, 25a
Wording of the Amidah
120 Elders, among whom there were a number of prophets, designing the structure of the Amidah: Megillah 17b, 18a Shimon haPekuli's work on structuring the Amidah: Megillah 17b, 18a R' Akiva's work, in Yavneh, on the structure of the Amidah: Megillah 17b
Phrase of "Hashem Sefati Tiftach": Berachot 4b, 9b
Mention of the Patriarchs [and closing with Avraham]: Pesachim 117b; Rosh HaShanah 32a; Megillah 17b
Phrase of "HaKel HaGadol HaGibor VeHaNora": Yuma 69b; Megillah 25a
The above phrase, established by Moses and the Men of the Great Assembly: Yuma 69b; Megillah 25a
Rashi said that we don't use "Magen Dovid" in the Amidah because it is too similar to the already-used "Magen Avraham" : Rashbam Pesachim 117b "De'Aftarta"
Including the prayer mentioning Gd's Power: Rosh HaShanah 32a; Megillah 17b
Including mention of the ultimate resuscitation of the dead: Taanit 2b
Including the prayer mentioning Gd's Holiness: Rosh HaShanah 32a; Megillah 17b
Having a blessing on wisdom, following the blessing mentioning Gd's Holiness: Megillah 17b
Inclusion of Havdalah?: Yuma 87b-88a; Taanit 2a
Having a blessing on the power of Repentance following the blessing on wisdom: Megillah 17b
Structure of the Blessing of Redemption [Ge'ulah] (as a request): Pesachim 117b
Why the Blessing on Health doesn't immediately follow the blessing on the power of Repentance: Megillah 17b
The source for the order of blessings on Forgiveness-Redemption-Health: Megillah 17b
Why the blessing of Redemption is the 7th Blessing, specifically: Megillah 17b
Why the blessing of Health is the 8th Blessing, specifically: Megillah 17b
Why the blessing of Commerce is the 9th Blessing, specifically: Megillah 17b
Why the blessing of the Return of the Exiles is after the blessing on Commerce: Megillah 17b
Why the blessing for the Return of the Judges follows the blessing on the Return of the Exiles: Megillah 17b
Why the blessing against Traitors follows the blessing on Return of the Judges: Megillah 17b
Why the blessing for the Righteous follows the blessing against Traitors: Megillah 17b
Why the blessing for Jerusalem follows the blessing on the Righteous: Megillah 17b
Why the blessing for the "Raising of the Horn of Redemption" follows the blessing for Jerusalem: Megillah 17b-18a
Blessing of "Matzmi'ach Keren Yeshu'ah [Raising of the Horn of Redemption]" is parallel to "Magen Dovid" of the Blessings for the Reading from the Prophets, but is in Request form: Pesachim 117b
Why the blessing for the "Raising of the Horn of Redemption" is followed by the blessing for the acceptance of our prayer, followed by the prayer for the Temple Service, followed by prayers of Thanks: Megillah 18a
Saying "Modim" twice: Succah 53b; Megillah 25a
Considering the blessing of the Temple Service to be one with the Blessing of Thanks: Megillah 18a
Why the Blessing of the Kohanim follows the Blessing of Thanks: Megillah 18a
Why the Blessing for Peace follows the Blessing of the Kohanim: Megillah 18a
"Elokai Netzor...": Berachot 17a
"Yih'yu LiRatzon": Berachot 4b, 9b, 17a
General Prayers Added to the End of the Amidah: Berachot 16b-17a
The blessings in which we pray for, and mention, rain
Distinguishing between the schedule for Israelis and Babylonians, based on when they need rain: Taanit 4b
Distinguishing between mentioning rain [Morid haGeshem] and asking for rain [v'Ten Tal UMatar]: Taanit 2b, 4a-b
In which blessing we mention Rain, and why: Taanit 2a, 7a
In which blessing we ask for Rain: Taanit 2a
How we know that one should pray for rain: Taanit 2a
Date when we begin and end mentioning rain [Mashiv haRuach UMorid haGeshem]: Taanit 2a, 2b-3b, 4b-5a
Mentioning rain all year around: Taanit 2b
Date when we begin and end praying for Rain [v'Ten Tal UMatar]: Taanit 2a, 2b-3b, 4b-5a, 6a; Bava Metzia 28a
Delaying the Prayer for Rain until after people have had a chance to return home after Travelling to Jerusalem for the Holiday: Bava Metzia 28a
Why we don't pray for dew: Taanit 3a-b
Why we don't pray for good wind: Taanit 3a-b
What happens if one mentions dew, wind or rain in the wrong season: Taanit 3b
What happens if one prays for the absence of wind or rain: Taanit 3b
Having the Meturgeman recite a prayer for rain during Yom Tov prayer: Taanit 4b
Chazarat haShatz - Repetition of the Amidah
May Kedushah be recited by an individual: Berachot 21b