diff --git a/README.md b/README.md
index 87d81b0..11ea753 100644
--- a/README.md
+++ b/README.md
@@ -151,26 +151,25 @@ pip install intel-openmp
pip install intel_extension_for_pytorch -f https://software.intel.com/ipex-whl-stable
```
-To sample from the _SD2.1-v_ model with TorchScript+IPEX optimizations, run the following:
+To sample from the _SD2.1-v_ model with TorchScript+IPEX optimizations, run the following. Remember to specify desired number of instances you want to run the program on ([more](https://github.com/intel/intel-extension-for-pytorch/blob/master/intel_extension_for_pytorch/cpu/launch.py#L48)).
-# TODO HOW TO EXPLAIN -NINSTANCE
```
-MALLOC_CONF=oversize_threshold:1,background_thread:true,metadata_thp:auto,dirty_decay_ms:9000000000,muzzy_decay_ms:9000000000 python -m intel_extension_for_pytorch.cpu.launch --ninstance 1 --enable_jemalloc scripts/txt2img.py --prompt \"a corgi is playing guitar, oil on canvas\" --ckpt --config configs/stable-diffusion/ipex/v2-inference-v-fp32.yaml --H 768 --W 768 --precision full --device cpu --torchscript --ipex
+MALLOC_CONF=oversize_threshold:1,background_thread:true,metadata_thp:auto,dirty_decay_ms:9000000000,muzzy_decay_ms:9000000000 python -m intel_extension_for_pytorch.cpu.launch --ninstance --enable_jemalloc scripts/txt2img.py --prompt \"a corgi is playing guitar, oil on canvas\" --ckpt --config configs/stable-diffusion/ipex/v2-inference-v-fp32.yaml --H 768 --W 768 --precision full --device cpu --torchscript --ipex
```
To sample from the base model with IPEX optimizations, use
```
-MALLOC_CONF=oversize_threshold:1,background_thread:true,metadata_thp:auto,dirty_decay_ms:9000000000,muzzy_decay_ms:9000000000 python -m intel_extension_for_pytorch.cpu.launch --ninstance 1 --enable_jemalloc scripts/txt2img.py --prompt \"a corgi is playing guitar, oil on canvas\" --ckpt --config configs/stable-diffusion/ipex/v2-inference-fp32.yaml --n_samples 1 --n_iter 4 --precision full --device cpu --torchscript --ipex
+MALLOC_CONF=oversize_threshold:1,background_thread:true,metadata_thp:auto,dirty_decay_ms:9000000000,muzzy_decay_ms:9000000000 python -m intel_extension_for_pytorch.cpu.launch --ninstance --enable_jemalloc scripts/txt2img.py --prompt \"a corgi is playing guitar, oil on canvas\" --ckpt --config configs/stable-diffusion/ipex/v2-inference-fp32.yaml --n_samples 1 --n_iter 4 --precision full --device cpu --torchscript --ipex
```
If you're using a CPU that supports `bfloat16`, consider sample from the model with bfloat16 enabled for a performance boost, like so
```bash
# SD2.1-v
-MALLOC_CONF=oversize_threshold:1,background_thread:true,metadata_thp:auto,dirty_decay_ms:9000000000,muzzy_decay_ms:9000000000 python -m intel_extension_for_pytorch.cpu.launch --ninstance 1 --enable_jemalloc scripts/txt2img.py --prompt \"a corgi is playing guitar, oil on canvas\" --ckpt --config configs/stable-diffusion/ipex/v2-inference-v-bf16.yaml --H 768 --W 768 --precision full --device cpu --torchscript --ipex --bf16
+MALLOC_CONF=oversize_threshold:1,background_thread:true,metadata_thp:auto,dirty_decay_ms:9000000000,muzzy_decay_ms:9000000000 python -m intel_extension_for_pytorch.cpu.launch --ninstance --enable_jemalloc scripts/txt2img.py --prompt \"a corgi is playing guitar, oil on canvas\" --ckpt --config configs/stable-diffusion/ipex/v2-inference-v-bf16.yaml --H 768 --W 768 --precision full --device cpu --torchscript --ipex --bf16
# SD2.1-base
-MALLOC_CONF=oversize_threshold:1,background_thread:true,metadata_thp:auto,dirty_decay_ms:9000000000,muzzy_decay_ms:9000000000 python -m intel_extension_for_pytorch.cpu.launch --ninstance 1 --enable_jemalloc scripts/txt2img.py --prompt \"a corgi is playing guitar, oil on canvas\" --ckpt --config configs/stable-diffusion/ipex/v2-inference-bf16.yaml --precision full --device cpu --torchscript --ipex --bf16
+MALLOC_CONF=oversize_threshold:1,background_thread:true,metadata_thp:auto,dirty_decay_ms:9000000000,muzzy_decay_ms:9000000000 python -m intel_extension_for_pytorch.cpu.launch --ninstance --enable_jemalloc scripts/txt2img.py --prompt \"a corgi is playing guitar, oil on canvas\" --ckpt --config configs/stable-diffusion/ipex/v2-inference-bf16.yaml --precision full --device cpu --torchscript --ipex --bf16
```
### Image Modification with Stable Diffusion
diff --git a/configs/stable-diffusion/ipex/v2-inference-bf16.yaml b/configs/stable-diffusion/ipex/v2-inference-bf16.yaml
index e36c3b3..66f0dbd 100644
--- a/configs/stable-diffusion/ipex/v2-inference-bf16.yaml
+++ b/configs/stable-diffusion/ipex/v2-inference-bf16.yaml
@@ -1,3 +1,6 @@
+# Copyright (C) 2022 Intel Corporation
+# SPDX-License-Identifier: MIT
+
model:
base_learning_rate: 1.0e-4
target: ldm.models.diffusion.ddpm.LatentDiffusion
diff --git a/configs/stable-diffusion/ipex/v2-inference-fp32.yaml b/configs/stable-diffusion/ipex/v2-inference-fp32.yaml
index ef63a09..7b66ac8 100644
--- a/configs/stable-diffusion/ipex/v2-inference-fp32.yaml
+++ b/configs/stable-diffusion/ipex/v2-inference-fp32.yaml
@@ -1,3 +1,6 @@
+# Copyright (C) 2022 Intel Corporation
+# SPDX-License-Identifier: MIT
+
model:
base_learning_rate: 1.0e-4
target: ldm.models.diffusion.ddpm.LatentDiffusion
diff --git a/configs/stable-diffusion/ipex/v2-inference-v-bf16.yaml b/configs/stable-diffusion/ipex/v2-inference-v-bf16.yaml
index 9c20593..2b4b0e6 100644
--- a/configs/stable-diffusion/ipex/v2-inference-v-bf16.yaml
+++ b/configs/stable-diffusion/ipex/v2-inference-v-bf16.yaml
@@ -1,3 +1,6 @@
+# Copyright (C) 2022 Intel Corporation
+# SPDX-License-Identifier: MIT
+
model:
base_learning_rate: 1.0e-4
target: ldm.models.diffusion.ddpm.LatentDiffusion
diff --git a/configs/stable-diffusion/ipex/v2-inference-v-fp32.yaml b/configs/stable-diffusion/ipex/v2-inference-v-fp32.yaml
index 10715f5..8ccd92e 100644
--- a/configs/stable-diffusion/ipex/v2-inference-v-fp32.yaml
+++ b/configs/stable-diffusion/ipex/v2-inference-v-fp32.yaml
@@ -1,3 +1,6 @@
+# Copyright (C) 2022 Intel Corporation
+# SPDX-License-Identifier: MIT
+
model:
base_learning_rate: 1.0e-4
target: ldm.models.diffusion.ddpm.LatentDiffusion
diff --git a/ldm/models/diffusion/ddim.py b/ldm/models/diffusion/ddim.py
index c6cfd57..e93f7fb 100644
--- a/ldm/models/diffusion/ddim.py
+++ b/ldm/models/diffusion/ddim.py
@@ -1,3 +1,6 @@
+# Copyright (C) 2022 Intel Corporation
+# SPDX-License-Identifier: MIT
+
"""SAMPLING ONLY."""
import torch
diff --git a/ldm/models/diffusion/ddpm.py b/ldm/models/diffusion/ddpm.py
index 6d2f5a7..b6248ea 100644
--- a/ldm/models/diffusion/ddpm.py
+++ b/ldm/models/diffusion/ddpm.py
@@ -1,3 +1,6 @@
+# Copyright (C) 2022 Intel Corporation
+# SPDX-License-Identifier: MIT
+
"""
wild mixture of
https://github.com/lucidrains/denoising-diffusion-pytorch/blob/7706bdfc6f527f58d33f84b7b522e61e6e3164b3/denoising_diffusion_pytorch/denoising_diffusion_pytorch.py
diff --git a/ldm/models/diffusion/dpm_solver/sampler.py b/ldm/models/diffusion/dpm_solver/sampler.py
index 4270c61..108b336 100644
--- a/ldm/models/diffusion/dpm_solver/sampler.py
+++ b/ldm/models/diffusion/dpm_solver/sampler.py
@@ -1,3 +1,6 @@
+# Copyright (C) 2022 Intel Corporation
+# SPDX-License-Identifier: MIT
+
"""SAMPLING ONLY."""
import torch
diff --git a/ldm/models/diffusion/plms.py b/ldm/models/diffusion/plms.py
index 9d31b39..bef62b3 100644
--- a/ldm/models/diffusion/plms.py
+++ b/ldm/models/diffusion/plms.py
@@ -1,3 +1,6 @@
+# Copyright (C) 2022 Intel Corporation
+# SPDX-License-Identifier: MIT
+
"""SAMPLING ONLY."""
import torch
diff --git a/ldm/modules/diffusionmodules/openaimodel.py b/ldm/modules/diffusionmodules/openaimodel.py
index 764a34b..634e3f4 100644
--- a/ldm/modules/diffusionmodules/openaimodel.py
+++ b/ldm/modules/diffusionmodules/openaimodel.py
@@ -1,3 +1,6 @@
+# Copyright (C) 2022 Intel Corporation
+# SPDX-License-Identifier: MIT
+
from abc import abstractmethod
import math
diff --git a/scripts/txt2img.py b/scripts/txt2img.py
index 53e8701..1cae967 100644
--- a/scripts/txt2img.py
+++ b/scripts/txt2img.py
@@ -1,3 +1,6 @@
+# Copyright (C) 2022 Intel Corporation
+# SPDX-License-Identifier: MIT
+
import argparse, os
import cv2
import torch