diff --git a/R/tree.R b/R/tree.R
index 8eb641d9..5cdc20d1 100755
--- a/R/tree.R
+++ b/R/tree.R
@@ -37,14 +37,23 @@
 ## !! FastTree will only work if there are unique sequence names!!
 #' convertFA2Tree
 #'
-#' @param fa_path
-#' @param tre_path
-#' @param fasttree_path
+#' @param fa_path Path to the input FASTA alignment file (.fa). Default is the 
+#' path to "data/alns/pspa_snf7.fa".
+#' @param tre_path Path to the output file where the generated tree (.tre) will 
+#' be saved. Default is the path to "data/alns/pspa_snf7.tre".
+#' @param fasttree_path Path to the FastTree executable, which is used to 
+#' generate the phylogenetic tree. Default is "src/FastTree".
 #'
-#' @return
+#' @return No return value. The function generates a tree file (.tre) from the 
+#' input FASTA file.
 #' @export
 #'
 #' @examples
+#' \dontrun{
+#' convert_fa2tre(here("data/alns/pspa_snf7.fa"), 
+#'                 here("data/alns/pspa_snf7.tre"), 
+#'                 here("src/FastTree")
+#' }
 convertFA2Tree <- function(fa_path = here("data/alns/pspa_snf7.fa"),
     tre_path = here("data/alns/pspa_snf7.tre"),
     fasttree_path = here("src/FastTree")) {
@@ -72,16 +81,22 @@ convertFA2Tree <- function(fa_path = here("data/alns/pspa_snf7.fa"),
 #' @description
 #' Generate Trees for ALL fasta files in "data/alns"
 #'
-#' @param aln_path
+#' @param aln_path Path to the directory containing all the alignment FASTA 
+#' files (.fa) for which trees will be generated. Default is "data/alns/".
+#' 
 #'
 #' @importFrom here here
 #' @importFrom purrr pmap
 #' @importFrom stringr str_replace_all
 #'
-#' @return
+#' @return No return value. The function generates tree files (.tre) for each 
+#' alignment file in the specified directory.
 #' @export
 #'
 #' @examples
+#' \dontrun{
+#' generate_trees(here("data/alns/"))
+#' }
 convertAlignment2Trees <- function(aln_path = here("data/alns/")) {
     # finding all fasta alignment files
     fa_filenames <- list.files(path = aln_path, pattern = "*.fa")
@@ -111,16 +126,19 @@ convertAlignment2Trees <- function(aln_path = here("data/alns/")) {
 #' @description
 #' Generating phylogenetic tree from alignment file '.fa'
 #'
-#' @param fa_file Character. Path to file.
-#'  Default is 'pspa_snf7.fa'
-#' @param out_file
+#' @param fa_file Character. Path to the alignment FASTA file (.fa) from which
+#'  the phylogenetic tree will be generated. Default is 'pspa_snf7.fa'.
+#' @param out_file Path to the output file where the generated tree (.tre) will 
+#' be saved. Default is "data/alns/pspa_snf7.tre".
 #'
 #' @importFrom ape write.tree
 #' @importFrom phangorn bootstrap.pml dist.ml NJ modelTest phyDat plotBS pml pml.control pratchet optim.parsimony optim.pml read.phyDat upgma
 #' @importFrom seqinr dist.alignment read.alignment
 #' @importFrom stats logLik
 #'
-#' @return
+#' @return No return value. The function generates a phylogenetic tree file 
+#' (.tre) based on different approaches like Neighbor Joining, UPGMA, and 
+#' Maximum Likelihood.
 #' @export
 #'
 #' @details The alignment file would need two columns: 1. accession +
diff --git a/man/convertAlignment2Trees.Rd b/man/convertAlignment2Trees.Rd
index 002f5203..e0c8fe34 100644
--- a/man/convertAlignment2Trees.Rd
+++ b/man/convertAlignment2Trees.Rd
@@ -7,8 +7,18 @@
 convertAlignment2Trees(aln_path = here("data/alns/"))
 }
 \arguments{
-\item{aln_path}{}
+\item{aln_path}{Path to the directory containing all the alignment FASTA
+files (.fa) for which trees will be generated. Default is "data/alns/".}
+}
+\value{
+No return value. The function generates tree files (.tre) for each
+alignment file in the specified directory.
 }
 \description{
 Generate Trees for ALL fasta files in "data/alns"
 }
+\examples{
+\dontrun{
+generate_trees(here("data/alns/"))
+}
+}
diff --git a/man/convertFA2Tree.Rd b/man/convertFA2Tree.Rd
index b2fb93de..f97cd3d7 100644
--- a/man/convertFA2Tree.Rd
+++ b/man/convertFA2Tree.Rd
@@ -11,8 +11,26 @@ convertFA2Tree(
 )
 }
 \arguments{
-\item{fasttree_path}{}
+\item{fa_path}{Path to the input FASTA alignment file (.fa). Default is the
+path to "data/alns/pspa_snf7.fa".}
+
+\item{tre_path}{Path to the output file where the generated tree (.tre) will
+be saved. Default is the path to "data/alns/pspa_snf7.tre".}
+
+\item{fasttree_path}{Path to the FastTree executable, which is used to
+generate the phylogenetic tree. Default is "src/FastTree".}
+}
+\value{
+No return value. The function generates a tree file (.tre) from the
+input FASTA file.
 }
 \description{
 convertFA2Tree
 }
+\examples{
+\dontrun{
+convert_fa2tre(here("data/alns/pspa_snf7.fa"), 
+                here("data/alns/pspa_snf7.tre"), 
+                here("src/FastTree")
+}
+}
diff --git a/man/createFA2Tree.Rd b/man/createFA2Tree.Rd
index 76da7807..90054280 100644
--- a/man/createFA2Tree.Rd
+++ b/man/createFA2Tree.Rd
@@ -10,10 +10,16 @@ createFA2Tree(
 )
 }
 \arguments{
-\item{fa_file}{Character. Path to file.
-Default is 'pspa_snf7.fa'}
+\item{fa_file}{Character. Path to the alignment FASTA file (.fa) from which
+the phylogenetic tree will be generated. Default is 'pspa_snf7.fa'.}
 
-\item{out_file}{}
+\item{out_file}{Path to the output file where the generated tree (.tre) will
+be saved. Default is "data/alns/pspa_snf7.tre".}
+}
+\value{
+No return value. The function generates a phylogenetic tree file
+(.tre) based on different approaches like Neighbor Joining, UPGMA, and
+Maximum Likelihood.
 }
 \description{
 Generating phylogenetic tree from alignment file '.fa'