The process is composed of 3 stages--boosting your skills to their maximum potential--which should be repeated before moving on to the final 2 stages--upgrading and enchanting your ubergear with badass--not including preparation (namely maxing your crafting skills)
Here's the short version:
Prep: get smithing, enchanting, and alchemy to 100 and take all the perks that boost those skills (specifically you'll want anything that increases the effects of potions, the enchanting perks which boost skill-enhancing enchantments, and the smithing perks of your preference)
1) "Unbuffed" make potions and enchantments for fortify alchemy and fortify enchantment.
2) "Buffed" make potions and enchantments for fortify smithing.
3) "Double up" alternatively you could repeat the first step while buffed in order to make progressively more powerful potions and enchantments each time since your boosts will become more and more powerful.
4) "Smithing/Upgrading" either craft your own or find it, it doesn't matter. What matters is to make sure you've buffed the hell out of your smithing skill before upgrading your gear.
5) "Enchanting" put the finishing touches on your ubergear by giving it some godly enchantments...make sure you've buffed enchanting to Oblivion and beyond using the previous steps beforehand. Oh and I forgot to mention the capstone perk for enchanting which allows you to put TWO enchantments on any single piece of gear is a must.
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For the long version click below.
Spoiler
First max smithing, enchanting, and alchemy to 100 and take all relevant perks (the ones that boost the effects of the stuff you make)
Next, we'll call this step the "unbuffed" stage.
Make some potions of fortify alchemy and fortify enchanting, as well as enchant some gear for fortify enchanting and fortify alchemy. Do NOT move on to smithing yet.
Note: bring plenty of potions for this next stage.
We'll call this stage the "buffed" stage since the idea is to boost your skills over 100 by means of the stuff you just crafted.
While under the effects of BOTH the potions and your enchanted gear perform the respective craft in order to make even better potions and enchantments. Potions' effects only linger so long before wearing off which is why it's helpful to bring plenty for this step. So while under the effects of potions of fortify enchanting and while wearing fortify enchanting gear give more gear an even more powerful enchantment for fortify smithing. Do the same for alchemy as well, that is while under the effects of potions of fortify alchemy and while wearing alchemy gear create potions of fortify smithing.
Alternatively you could always "double up" that is repeat the process by which you buffed yourself the first time and boost your powers of enchanting and smithing even further simply by repeating the second stage. Each turn creates an even more powerful buff than the last in this cycle because every time you do so you're under the effects of an even more powerful buff that you made. What you're doing is creating potions and enchantments while unbuffed so that you can create more powerful potions and enchantments while buffed so you can then create even more powerful potions and enchantments while more buffed so you can then create increasingly powerful potions and enchantments while ever more powerfully buffed so you can...SPIRAL POWER!!!! Basically you're just buffing yourself more and more each time so you can create the best potions and enchantments you possibly can.
Note: it is up to you to decide how much time and effort to devote to this process although I'm pretty sure there's a hard cap of 85% on most bonuses in the game, so once you're making enchantments or potions that total up to a 85% increase you're probably good, although I know how disgustingly power hungry you code kiddies can be.
In other words, you want to buff yourself in order to make a more powerful version of the same buff you're wearing at the time...and continue doing so until the game breaks xD
Ultimately the goal is to ubdercraft potions of smithing and uberenchant gear with fortify smithing following the above process, which brings us to the final stages...
"Smithing"
Okay so you've enchanted the crap out of your blacksmithing gear and also made some pretty badass potions to go with it. Your smithing skill is now godlike. You don't have to be under those effects while making the gear (hell you can even find it as random loot), just make sure you're under those effects while "upgrading" your gear either at the grindstone or bench. Good. Your armor rating and damage should easily be in the thousands.
"Enchanting"
Remember how to buff any one skill into Oblvion and beyond? Just do it one last time and then quickly enchant your ubergear. Finally, you're finished and you have some truly gamebreaking gear. Now leave me alone. No I do not want to hear about how you one-shot Alduin
Next, we'll call this step the "unbuffed" stage.
Make some potions of fortify alchemy and fortify enchanting, as well as enchant some gear for fortify enchanting and fortify alchemy. Do NOT move on to smithing yet.
Note: bring plenty of potions for this next stage.
We'll call this stage the "buffed" stage since the idea is to boost your skills over 100 by means of the stuff you just crafted.
While under the effects of BOTH the potions and your enchanted gear perform the respective craft in order to make even better potions and enchantments. Potions' effects only linger so long before wearing off which is why it's helpful to bring plenty for this step. So while under the effects of potions of fortify enchanting and while wearing fortify enchanting gear give more gear an even more powerful enchantment for fortify smithing. Do the same for alchemy as well, that is while under the effects of potions of fortify alchemy and while wearing alchemy gear create potions of fortify smithing.
Alternatively you could always "double up" that is repeat the process by which you buffed yourself the first time and boost your powers of enchanting and smithing even further simply by repeating the second stage. Each turn creates an even more powerful buff than the last in this cycle because every time you do so you're under the effects of an even more powerful buff that you made. What you're doing is creating potions and enchantments while unbuffed so that you can create more powerful potions and enchantments while buffed so you can then create even more powerful potions and enchantments while more buffed so you can then create increasingly powerful potions and enchantments while ever more powerfully buffed so you can...SPIRAL POWER!!!! Basically you're just buffing yourself more and more each time so you can create the best potions and enchantments you possibly can.
Note: it is up to you to decide how much time and effort to devote to this process although I'm pretty sure there's a hard cap of 85% on most bonuses in the game, so once you're making enchantments or potions that total up to a 85% increase you're probably good, although I know how disgustingly power hungry you code kiddies can be.
In other words, you want to buff yourself in order to make a more powerful version of the same buff you're wearing at the time...and continue doing so until the game breaks xD
Ultimately the goal is to ubdercraft potions of smithing and uberenchant gear with fortify smithing following the above process, which brings us to the final stages...
"Smithing"
Okay so you've enchanted the crap out of your blacksmithing gear and also made some pretty badass potions to go with it. Your smithing skill is now godlike. You don't have to be under those effects while making the gear (hell you can even find it as random loot), just make sure you're under those effects while "upgrading" your gear either at the grindstone or bench. Good. Your armor rating and damage should easily be in the thousands.
"Enchanting"
Remember how to buff any one skill into Oblvion and beyond? Just do it one last time and then quickly enchant your ubergear. Finally, you're finished and you have some truly gamebreaking gear. Now leave me alone. No I do not want to hear about how you one-shot Alduin
