I was tired after

my journey, for I had been forced to bike 20 miles for training purposes.

However using for at the beginning of a sentence is considered evil/improper by some. To find some more specific information, please read the first link, it explains usage of quite well. Why also when for us used as a preposition, it is different.

For example, this sentence uses properly.

How do I get my job done for business?

I was tired after

my journey, for I had been forced to bike 20 miles for training purposes.

However using for at the beginning of a sentence is considered evil/improper by some. To find some more specific information, please read the first link, it explains usage of quite well. Why also when for us used as a preposition, it is different.

For example, this sentence uses properly.

How do I get my job done for business?

Is Alright a technical wrong, but Common and hence, proper Grammar? On Twitter it is used informally, as well as in situations where space isn’t abundant, for instance, because a sign might just be a wall with no trees. It is also used in quotes in many stories due to its commonness of use.