PMed others already that requested.
today tips:

1. Previouly i forgot to mention, it is recommended the maximum distance between pillar is 20 fts, ensure that at least every 20 fts, there is a pillar.This to ensure your strength of your upper beam.

2. Another tips, about grills, please do not use screw when to ground your grill, instead use this new type plug (i cant remember the name of this plug but start with K), this new type for install grill. If use use screw, robber can easily unscrew your grill. With this type of plug, they have cut it with grinder make it difficult for them. Somehow this new plug is nice. Pic attach my house sample:

[Tomjason has deleted the photo that was attached] - Sorry.. PM me if you want the photo

3. To install bi fold door. While laying tile, please ensure the do step down to install bi fold frame. This look nice and also your frame does not 'timbul' and to avoid you accidently 'terlanggar' . See pic below, my bi fold fame.

[Tomjason has deleted the photo thas was attached] - Sorry...PM me if you want the photo