I've been having this battle for years to no avail.
I asked how often you requested admin reviews of your deleted posts? I long ago learned to my astonishment that a great many posters would rather complain about what they see as abuses rather than take action.
Naturally, you also need to make sure your posts do not violate the TOU. This is a "battle" you CAN win. Doing so simply means learning how to say what you want without breaking the rules. It isn't really that difficult.
Here's some easy-to-follow advice: Avoid using the word "agenda".